Either the alternative hypothesis or the null hypothesis is the claim. The alternative hypothesis and the null hypothesis contradict one another. An equality needs to be present in the null hypothesis.
n 1 n 2 x 1 x 2 s 1 s 2 =Sample size =20 =Sample mean =78 =Sample mean =67 =Sample standard deviation =22 =Sample standard deviation =20 =Significance level =5% =0.05
Given assertion: The claim is either the alternative hypothesis or the null hypothesis. Variances vary an equality needs to be present in the null hypothesis. The alternative hypothesis asserts the opposite if the null hypothesis is the assertion.
H_0: H 0: sigma_1 = sigma_2 σ 12 =σ 22H_a: sigma_1_2_neq sigma_2_2 H a: The test statistic's value can be calculated as follows:
F= s 2 2 s 1 2 = 20 2 22 2 1.21 F= dfrac_s_1_2_2_=dfrac_22_2_20_2 approximately 1.21
If the null hypothesis is true, the probability of obtaining the test statistic's value or a value that is more extreme is known as the P-value. The FF-value in the column df1=n_1-1=20-1=19df1=n 1 1=201=19 is the P-value, which is the number (or interval) in the row title of the F-distribution table. Since there is no column in the table with the values df1=19df1=19, we will use the nearest degrees of freedom, df1=20df1=20. In the row df2=n_2-1=20-1=19df2=n 2 1=201=19:
Note: P>2 times 0.100 equals 0.2000 Note: Because the test has two tailed, the boundaries of the confidence interval are doubled.
The null hypothesis should be rejected if the P-value is less than the significance level.
There is insufficient evidence to support the claim that the population variances differ, so it is reasonable to assume that the variances are equal. P>0.05Rightarrow text Fail to reject H_0 P>0.05 Fail to reject H 0
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Full Question = An article in American Demographics investigated consumer habits at the mall. We tend to spend the most money shopping on the weekends, and in particular, on Sundays from 4 to 6 P.M. Wednesday morning shoppers spend the least! Suppose that a random sample of 20 weekend shoppers and a random sample of 20 weekday shoppers were selected, and the amount spent per trip to the mall was recorded.
Weekends: Sample Size 20, Sample Mean () 78 and Sample Standard Deviation ()78andSampleStandardDeviation() 22 Weekdays: Sample Size 20, Sample Mean () 67 and Sample Standard Deviation ()67andSampleStandardDeviation() 20
a. Is it reasonable to assume that the two population variances are equal? Use the F-test to test this hypothesis with \alphaα=.05. b. Based on the results of part a, use the appropriate test to determine whether there is a difference in the average amount spent per trip on weekends versus weekdays. Use \alphaα=.05.
What do mitochondria do in an organelle?
multiple choice
A. build proteins
B. digest food
C. replicate DNA
D. control cell functions
Answer:
They replicate data
Explanation:
C because they just replicate data that is already in the cell
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Answer:
1.The main idea of the text is to inform the reader of the circumstances leading to the formation of the Roman Republic and how it was run.
2. Details from the text to support this include;
a. "After the Roman people and the senate revolted and expelled Tarquin from the city, they formed a new government without a King in 509 BC".
b. "Under the Roman Republic, the government of Rome was ruled by two elected leaders called consuls."
Explanation:
The main idea of a text is the primary message that the speaker wishes to convey. In the passage above, the reader is informed of the main factor that prompted the formation of the Roman Republic. This Republic was formed after Tarquin was expelled from the city. The reader is also given some information on how this Republic was run.
Two leaders known as consuls ruled the city for a year after which they were advised by the Senate. These two pieces of information form the main idea of the text.
Prompt: Choose one of the major social movement Briefly describe the movement and how it has for changed society. Are the changes positive or negative? What would you to change in the world Requirements: FULL page double spaced Grading Expectations 10 Points Up to 7 Points: Content and depth of reflection up to 3 Points: Grammar and style
The civil rights movement was a major social movement in the United States that aimed to end racial segregation and discrimination against African Americans and other marginalized groups.
It began in the 1950s and continued through the 1960s, and it had a profound impact on American society. Through nonviolent protests, sit-ins, marches, and other forms of civil disobedience, civil rights activists were able to secure legal protections for African Americans, including the right to vote and the right to equal treatment under the law. They also challenged the deeply entrenched social and cultural norms that had perpetuated racism and segregation for centuries. The changes brought about by the civil rights movement were overwhelmingly positive, as they helped to create a more just and equitable society for all Americans.
However, many of the issues that the movement sought to address, such as police brutality, income inequality, and the legacy of slavery and racism, are still prevalent today.
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A blank is a permanent concentration of a relatively large number of people who are engaged in mainly non-farming activities.
Answer:
A City is a permanent concentration of a relatively large number of people who are engaged in mainly non-farming activities.
Explanation:
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A city is a permanent concentration of a relatively large number of people who are engaged in mainly non-farming activities.
What is non- farming activities?Nonfarming activities are referred to as activities that do not involve agriculture or the cultivation of crops as basic occupations. This type of activity involves industrialization which includes working in industries or factories.
In cities, there is more advanced technology so individuals are involved in working in fcatories where commodities are manufactured with the help of heavy equipment and machinaries.
Farming activities usually take place in villages or rural areas where there is more fertile land and availability of natural resources which helps them in making the survival of people possible.
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Which question is it?
Answer:
you mean answer but the 1st one
Explanation:
hope this helps have a good rest of your day :) ❤
Texas is often most characterized by which two political cultures?.
Answer:
Texas is often described as sharing features of both individualistic and traditionalistic political cultures.
Explanation:
when instructors are creating discussion board activities for online courses, at least two questions must be answered. first, what is the objective of
Step 1:
The objective of creating discussion board activities for online courses is to facilitate interactive learning and foster critical thinking.
Step 2:
Discussion board activities play a crucial role in online courses by providing a platform for students to engage in meaningful discussions, share ideas, and enhance their understanding of the course material. When instructors design these activities, they have several objectives in mind.
Firstly, discussion board activities aim to promote interactive learning. By encouraging students to actively participate in discussions, instructors create an environment where learners can engage with the subject matter and each other. This interactive nature of discussions allows students to explore different perspectives, challenge their own assumptions, and gain a deeper understanding of the topics being studied.
Secondly, discussion board activities foster critical thinking skills. Through thoughtful questioning and well-structured prompts, instructors can prompt students to analyze, evaluate, and synthesize information. By requiring students to provide evidence-based arguments and engage in constructive debates, these activities promote critical thinking and the development of analytical skills.
Moreover, discussion board activities also encourage collaboration and peer-to-peer learning. Students can learn from their classmates' insights and perspectives, expanding their own knowledge base. By actively participating in discussions, students can also develop their communication skills, as they articulate their thoughts and engage in respectful dialogue.
In conclusion, the objective of creating discussion board activities for online courses is to facilitate interactive learning, foster critical thinking, and promote collaborative engagement among students. These activities serve as valuable tools for enhancing the learning experience in the virtual classroom.
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Which area of the Middle East is at the center of oil production?
A. the Sinai Peninsula
B. coastal regions
C. the Persian Gulf
D. desert areas
Answer:
C. the Persian Gulf
Explanation:
Answer: I would say D. But prob C. Nah It’s C. the Persian Gulf
Explanation: Hope this helps.
What is the focus of Jared Diamond’s research? What questions is he trying to answer?
Jared Diamond's research focuses on the interplay between geography, ecology, anthropology, and evolutionary biology to understand the rise and fall of human civilizations, their impact on the environment, and the value of indigenous knowledge.
Jared Diamond's research encompasses the interplay between geography, ecology, anthropology, and evolutionary biology. He seeks to understand the factors that shape the trajectory of human civilizations and their impact on the environment. Through his work, he addresses questions about the disparities in power and technology among societies, the collapse of civilizations, and the lessons they offer for our global challenges. Diamond also explores the relationship between human societies and their environments, the consequences of resource depletion, and the potential for sustainable practices. Additionally, he studies the evolution and distribution of bird species in the Pacific and investigates the value of indigenous knowledge in addressing contemporary issues.In conclusion, Jared Diamond's multidisciplinary research seeks to unravel the intricate connections between humans, societies, environments, and history, providing insights into the past, present, and future challenges facing our world.
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I WILL GIVE BRAINLIST
Which of the following describes the difference between the Santa Fe Trail and the Old Spanish Trail?
a
The Santa Fe Trail was used by traders to cross the Great Plains; the Old Spanish Trail was used by traders to reach California.
b
The Santa Fe Trail followed a series of American Indian and early explorers' trails; the Old Spanish Trail was created by western settlers.
c
The Santa Fe Trail was used mainly by settlers trying to reach the West; the Old Spanish Trail was a commercial route that brought great profits to traders.
d
The Santa Fe Trail crossed the deserts and mountains of Mexico's northern territory; the Old Spanish Trail began in Missouri, where fur and silver sold well.
how are the 50 states alike , and how they are diffrent
Answer:
all 50 states answer to a central goverment and have the same currency. They have open borders with one another. They have diffrent cultures and state goverments
Explanation:
Why did the U.S. dollar become a substitute for gold in international markets during the 20th century?
A. The United States had threatened to cut off trade with other countries
B. The United States had the worlds largest gold reserves
C. The United States declared that the US dollar was fiat currency
D. The UNited States sold gold at the lowest prices in the world
Please only legit answers
Answer:
The united State had the world largest gold resetve
Explanation:
The United States had the world's largest gold reserves is the main reason why the US dollar became a substitute for gold in international markets during the 20th century. Therefore, option B is correct.
Why did the U.S. dollar become a substitute for gold in international markets?The US dollar became a substitute for gold in international markets primarily because of the Bretton Woods agreement of 1944. Under this agreement, the US dollar was declared as the world's reserve currency, and other countries could exchange their dollars for gold at a fixed rate of $35 per ounce.
This system worked well for several decades, but by the 1960s, the United States was spending more money on the Vietnam War and other programs than it was taking in through exports, causing the value of the US dollar to decline.
In 1971, President Nixon ended the convertibility of the US dollar to gold, effectively ending the Bretton Woods system. Since then, the US dollar has remained the world's primary reserve currency, with its value determined by market forces rather than a fixed exchange rate to gold.
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Mention THREE reasons why discrimination against gender is illegal in the South
African Constitution.
his theme of geography tells where something is, and can be relative or absolute is known as:
Location
Place
Movement
Region
Answer:
Location
Explanation:
In Geography, topography can be defined as the shape and structure of the Earth surface. Thus, a topographic map is used to graphically describe this features.
A topographic map can be defined as an accurate and detailed graphical (two-dimensional) description, representation or records of both natural and man-made (artificial) features on the surface of the Earth.
A topographic map is a two-dimensional model that uses contour lines to represent points of equal elevation above sea level such as mountains, hills, plains, valley, etc.
Location is a theme of geography that tells where something is, and can be relative or absolute. Thus, it's used to denote an area, line, or point on planet Earth through the application of coordinates.
Furthermore, a relative location refers to the position of a place in relation to a landmark e.g Canada is north of the United States of America. Thus, a relative location is expressed in terms of parameters such as cost, distance, travel time, etc.
On the other hand, an absolute location is the exact geographical position of a place based on longitude and latitude. For example, the Statue of Liberty is located at 55 degrees West (longitude) and 76.8 degrees North (latitude).
Additionally, a scale is a tool that is typically used for the measurement of distances between two locations on a topographic map.
What system did the Olmecs develop to help them plant crops at the best time?
OA) writing
B) religion
C) counting
D) solar calendar
Answer:
D
Explanation:
it helped show the position of the sun and when to plant crops
Which of the following statements about gender and personality is FALSE?A.Women are more nurturing than men.B.Women are more verbally expressive than men.C.Men engage in more sensation seeking than women.D.Men engage in more relational aggression (e.g., ignoring someone) than women.
"Men engage in more sensation seeking than women" this statements about gender and personality is FALSE. The correct option is "C".
Sensation seeking refers to the tendency to seek out thrilling and exciting experiences. While it is true that there are individual differences within genders, research generally suggests that there are no significant differences between men and women in terms of sensation seeking. Both men and women can exhibit varying levels of sensation seeking based on their personality traits, upbringing, and individual preferences.
However, it is important to note that gender differences in personality traits exist, and research has shown that women tend to score higher on traits related to nurturance and verbal expressiveness (statements A and B), whereas men tend to engage in more relational aggression (statement D).
The correct option is "C".
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List the function of list of function of local government
Answer:
Local government is responsible for a range of vital services for people and businesses in defined areas. Among them are well known functions such as social care, schools, housing and planning and waste collection, but also lesser known ones such as licensing, business support, registrar services and pest control.
Explanation:
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HIS 128TH BIRTHDAY.
"Gee, but this is an awful stretch!"
OSA
GOT BOO
PANAN
Source: Udo J. Koppler, Puck, June 29, 1904 (adapted)
Answer:
???? can u rephrase this and post agian, I dont get the question
Which of the following is of the least importance for safety when planning a recreational outing? A. The weather forecast at your house B. The amount of water you plan to take C. The equipment and clothing you pack D. The weather conditions in the area of travel Please select the best answer from the choices provided. A B C D.
According to the above sentences, the least importance for safety when planning a recreational outing include option A: The weather forecast at your house.
What is the importance for safety when planning a recreational outing?
In most of the cases, weather phenomena occur in the lowest level of the atmosphere, the troposphere. Weather refers to day-to-day temperature and precipitation activity.
These recreational outings are useful for covering the issues that occurred in case of disaster.
Therefore, correct option is A.
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define extravagance
Answer:
extravagance means lack of restraint in spending money or resources.
over half the never lands are a. below sea level b. above sea level or c. at sea level
Is sociology study of culture important? why?
what did nelson mandela earn from the university of south africa
Answer:
He won the Nobel Prize for Peace in 1993, along with South Africa's president at the time, F.W. de Klerk, for having led the transition from apartheid to a multiracial democracy. Mandela is also known for being the first black president of South Africa, serving from 1994 to 1999.
Explanation:
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Answer:
The second one maybe cause I heard ChildLabour issues in textile mills were addressed with legislation in south Carolina....
dr. kennedy is treating a client for borderline personality disorder using dialectic behavior therapy (dbt). in their most recent session, dr. kennedy was helping his client to recall and explore past traumatic experiences that might account for the emotional problems his client had been experiencing. in dbt, this exploration would occur in which phase of the treatment? group of answer choices phase 1 phase 2 phase 3 exploring past trauma is not part of dbt.
In his most recent session, Dr. Kennedy assisted his patient in remembering and considering earlier traumatic events that might have contributed to the emotional issues the patient was experiencing. This exploration will take place in the second phase of treatment in dialectical behavior therapy. Option B is correct.
The exploration of past traumatic experiences is not typically part of the standard DBT treatment protocol. DBT is a structured and comprehensive treatment approach that combines elements of cognitive-behavioral therapy (CBT) with mindfulness practices, and it is typically used to treat individuals with borderline personality disorder (BPD) or other conditions that involve difficulties with emotion regulation.
DBT treatment is typically divided into four phases. In Phase 1, the therapist and client work together to establish treatment goals and to identify problematic behaviors, thoughts, and emotions that the client would like to change. In this phase, the focus is on building a strong therapeutic alliance, stabilizing the client's emotions, and reducing any behaviors that pose an immediate risk to the client's safety or well-being.
In Phase 2, the therapist and client focus on developing skills to help the client regulate their emotions, tolerate distress, and improve interpersonal communication. This phase typically involves individual therapy sessions, skills training groups, and coaching calls to support the client in applying the skills they have learned.
In Phase 3, the focus shifts to enhancing the client's quality of life and achieving their long-term goals. This phase involves identifying and addressing any remaining problems or issues that are interfering with the client's ability to live a fulfilling life.
Finally, in Phase 4, the client and therapist work together to ensure that the gains made in treatment are maintained over the long term and that the client has the skills and resources needed to continue growing and thriving even after treatment has ended.
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Complete question:
Dr. Kennedy is treating a client for borderline personality disorder using dialectic behavior therapy (dbt). in their most recent session, dr. Kennedy was helping his client to recall and explore past traumatic experiences that might account for the emotional problems his client had been experiencing. in dbt, this exploration would occur in which phase of the treatment?
a. Phase 1
b. Phase 2
c. Phase 3
d. Exploring past trauma is not part of DBT.
According to the definitions used by the USDA Economic Resource Service, what percentage of U.S. households were, at times, uncertain about having enough food to meet needs, but generally obtained enough food to avoid substantially disrupting their eating patterns by using a variety of coping strategies
Although part of your question is missing, you might be referring to this full question:
According to the definitions used by the USDA Economic Resource Service, what percentage of U.S. households were, at times, uncertain about having enough food to meet needs, but generally obtained enough food to avoid substantially disrupting their eating patterns by using a variety of coping strategies?
Answer choices:
86% 5.6% 14% 8.4%8.4 is the percentage of U.S. households that were, at times, uncertain about having enough food to meet needs, but generally obtained enough food to avoid substantially disrupting their eating patterns by using a variety of coping strategies in 2014.
The Economic Research Report Number 194, published in September 2015, and titled Household Food Security in the United States in 2014, found that around 86% of American households were food secure during 2014, 5.6% had very low food security and 8.4% were considered as having a low food security.
These categories mean:
Food secure: is a household that has constant access to enough food for all its members.Low food security: refers to a household in which the reduction in the food intake the distruption in eating patterns were avoided through coping strategies. Very low food security: refers to a household in which at least one of its memeber had their food intake reduced and their eating patterns were disrupted due to a financial inability to buy food.The other options are incorrect because:
86% is the persentage of food secure households5.6% is the percentage of households with very low food security14% is the percentage of food insecure houesholds, which includes both low security and very low security.Therefore, according to the definitions used by the USDA Economic Resource Service, 8.4% of U.S. households were, at times, uncertain about having enough food to meet needs, but generally obtained enough food to avoid substantially disrupting their eating patterns by using a variety of coping strategies.
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Which of the following best describes the Wilmot Proviso?
The Wilmot Proviso was a document that called for slavery in any territories that became new states.
The Wilmot Proviso was a document that called for a ban on slavery in any territories acquired from Mexico.
The Wilmot Proviso was a document that allowed settlers in the territories to vote for or against slavery.
The Wilmot Proviso was a document that extended the compromise line across the new territories.
Answer:
The Wilmot Proviso was a document that called for a ban on slavery in any territories acquired from Mexico.
Explanation:
The following best describes the Wilmot Proviso is The Wilmot Proviso was a document that called for a ban on slavery in any territories acquired from Mexico Option(b) is correct.
Who was Wilmot Proviso?The Wilmot Proviso was a fruitless 1846 proposition in the United States Congress to restrict subjugation in domain gained from Mexico in the Mexican-American.
Senator David Wilmot of Pennsylvania previously presented the proviso in the House of Representatives on August 8, 1846, as a rider on a $2,000,000 allocations bill planned for the last talks to determine the Mexican-American War.
If fruitful, the Wilmot Proviso would have successfully counteracted the 1820 Missouri Compromise, since it would have denied subjection in a space underneath the equal 36°30′ north. It passed the House yet flopped in the Senate, where the South had more prominent portrayal.
It was once again introduced in February 1847 and again passed the House and flopped in the Senate. In 1848, an endeavor to make it part of the Treaty of Guadalupe Hidalgo likewise fizzled. Sectional political disagreements about subjugation in the Southwest gone on until the Compromise of 1850.
Therefore Option(b) is correct.
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During part of a meeting, a group reviews the agenda, lists ground rules
and assigns roles. What phase of a meeting is this?
A)Planning
B)Starting
C)Focusing
D)Facilitating
Answer:
B. Starting
Explanation:
In Starting phase of meeting, the planner of the meeting is responsible to make all members aware of the "Agenda". The agenda listed a set of topic that will be mentioned during the meeting along with the outcome that is expected from the meeting.
The starting phase will make each members aware about the set of behaviors that is expected from them throughout the meeting and the type of contributions that the planner wish from them throughout the meeting.
The defendant and his wife argued. She raised a knife above her head and stated, "Don’t make me use this." The defendant took the knife away and thereafter stabbed the victim forty-three times in the head and chest with it. The defendant wants to make an imperfect self-defense argument. Will you accept or reject the case? Read State v. Perez, 840 P.2d 1118 (1992). The case is available at this link: Link (Links to an external site.)
The defendant cannot make an imperfect self-defense argument. The case State v. Perez, 840 P.2d 1118 (1992) states that an imperfect self-defense argument is not acceptable. Hence it is rejected.
What is imperfect self-defense? Imperfect self-defense is a legal defense in which a defendant claims that he or she acted in self-defense even though the use of force was not necessary or was excessive under the circumstances. For instance, a defendant who claims self-defense but used excessive force against an attacker or acted when it was not immediately necessary could have an imperfect self-defense argument.
However, according to State v. Perez, 840 P.2d 1118 (1992), a defendant who responds to a threat with deadly force cannot make an imperfect self-defense argument. As a result, the defendant cannot use imperfect self-defense as a legal defense because he used deadly force, even if his response to his wife's threat was excessive. The court in the State v. Perez case ruled that the defendant's response to his wife's threat went beyond what was reasonably necessary to protect himself from imminent harm.
The court decided that the defendant used more force than necessary in the face of his wife's threat. Therefore, the defendant could not make an imperfect self-defense argument to justify his use of excessive force. The defendant's argument was rejected by the court.
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N phaedo socrates argues that there are perfect entities that are superior to bodies. Briefly discuss two examples of the sort of perfect entity that socrates has in mind. How are these supposed to be so much better than bodies?
The Argument from Opposites, the Theory of Recollection, the Argument from Affinity, and the concluding argument, offered in answer to Cebes' objection, are all presented in the Phaedo.
Given that death is a soul/body split, Socrates offers several reasons why philosophers should be prepared for such an occurrence. First, the real philosopher despises physical pleasures like as food, drink, and sex, thus he desires to be free of his body more than anybody else (64d-65a).
According to Socrates' final line of reasoning in the Phaedo, the soul is eternal because it possesses life basically, just as fire has heat essentially.
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