based on the m&m experiment, do you think class or individual data would be a more reliable data set?
Answers
In the M&M experiment, the data collected can be both individual and class data. Individual data refers to the data collected from each person participating in the experiment, while class data refers to the combined data collected from all individuals in the class. Both types of data have their advantages and disadvantages.
Individual data provides a more precise measurement of the data since it reflects the variability of each individual's results. However, individual data can also be influenced by outliers or errors that may skew the results. On the other hand, class data provides a more comprehensive overview of the data, making it easier to identify patterns and trends. It also minimizes the impact of outliers and errors since it takes into account the results of all individuals in the class.
In conclusion, both individual and class data have their merits, and which one is more reliable depends on the specific goals of the experiment and the type of analysis being performed. Therefore, it is important to consider both types of data when conducting experiments and drawing conclusions from the results.
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Related Questions
how to graph x+y=1 & is it linear
Answers
Answer:
Step-by-step explanation:
Plot the points x-intercept and intercept on the graph. Join the two points to get the straight line. This is the graph of the linear equation.
Why is an exact answer not necessary for some math problems?
Answers
Answer:
Because it can make the problem harder
In maths, if there is a question that has a decimal for example like 33.33333333, then that will make the problem harder to perform, that's why, it's not necessary to take the exact answer for some problems. BUT, IF IT SAYS TO TAKE THE EXACT ANSWER, THEN YOU HAVE TO.
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If a business had sales of $4,000,000, and a margin of safety of 25%, the break-even point was:
a. $3,000,000
b. $12,000,000
c. $1,000,000
d. $5,000,000
Answers
If a business had sales of $4,000,000, and a margin of safety of 25%, the break-even point was is c. $1,000,000.
The margin of safety is the difference between the actual or expected sales and the break-even point. In this case, if the margin of safety is 25%, it means that the business is generating sales that are 25% higher than the break-even point.
To calculate the break-even point, we can use the following formula:
Break-even point = Fixed costs / Contribution margin ratio
The contribution margin ratio is the difference between the sales price and variable costs, divided by the sales price. We don't have enough information to calculate it directly, but we can use the margin of safety to estimate it.
If the margin of safety is 25%, it means that the contribution margin ratio is 25% of the sales price. So, the variable costs must be 75% of the sales price, and the contribution margin ratio is 25%/100% = 0.25.
We know that the sales are $4,000,000, but we don't know the fixed costs. However, we can use the break-even formula to solve for it:
$1,000,000 = Fixed costs / 0.25
Fixed costs = $250,000
Therefore, the break-even point is $250,000 / 0.25 = $1,000,000.
Based on the given information, the break-even point for the business with sales of $4,000,000 and a margin of safety of 25% is $1,000,000.
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how many pattern block triangles would create 3 hexagons
Answers
If you draw all the diagonals of a normal hexagon, there are 3*6=18 possible triangles; however, three of those are identical (the equilateral triangles), leaving us with 18-3=15 triangle possibilities.
In terms of geometry, a hexagon is a closed, six-sided polygon in two dimensions. A hexagon has six angles and six vertices. Hexa and gonio both denote the number six. A hexagon can be found in the shapes of a honeycomb, a football, a pencil face, and floor tiles. a standard hexagonal 2D geometric polygon with six equal-length sides and six equal-sized angles. All of the lines are closed, and there are no curving edges. A regular hexagon has 720 degrees of internal angles. Additionally, these shapes have six rotating and six reflective symmetries.
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The recursive formula for a geometric sequence
Answers
Step-by-step explanation:
would you still like me to help you with this question
Direction: Fill the missing terms. Write your answer on the space provided.1. .An _______ is a data collection method where you as a researcher change somevariables and observe their effect on other variables.2. A __________ is a data collection method where you select a sample of respondentsfrom a large population in order to gather information about that population.3. __________, when you use this method, you meet with the respondents face to faceand ask questions.4. In an __________ method, the data from the field is gathered with the help ofobservation by the observer.5. ___________ is sent ( by post or by mail) to the persons concerned with a requestto answer the questions and return the questionnaire.6. ___________.It is a process by which the researcher collects/gathers theinformation needed to answer the research problem.7. __________ It is very similar to the questionnaire method. The main differenceis that the schedule is filed by the enumerator who is specifically appointed for thepurpose.8. __________ One who goes to the respondents, asks them the questions from thequestionnaire in the order listed, and records the responses in the space provided.9. __________are those which have already been gathered by someone else andwhich have through some statistical analysis.10. . ___________ are those which are gathered for the first time and are original incharacter.
Answers
Answer:
An experiment is a data collection method where you as a researcher change somevariables and observe their effect on other variables.A surveys is a data collection method where you select a sample of respondentsfrom a large population in order to gather information about that population.☞☜ ☞☜ ☞☜ Data collection It is a process by which the researcher collects/gathers theinformation needed to answer the research problem.☞☜ ☞☜ Secondary data are those which have already been gathered by someone else andwhich have through some statistical analysis.Primary data are those which are gathered for the first time and are original incharacter.Step-by-step explanation:
lm.ao I don't know 3,4,5,7,8 I'm sincerely apologise for this!!
•| jess bregoli |•#keep learning!!
Answer:
Here is your Answer : )
Step-by-step explanation:
1. experiment
2. survey
3. Interview
4. observation
5. questionnaire
6. Data collection
7. Schedule
8. Manager
9. primary data
10. Primary data
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in
Swift, lets say we have a table view of 10 rows and i want to
change the rows of 9 & 10 to rowheights 0 to hide it from the
view. rewrite this logic to hide the last two rows in the table
view
Answers
To hide the last two rows in a table view in Swift and set their row heights to 0, you can modify the table view's delegate method `heightForRowAt` for the respective rows.
In Swift, you can achieve this by implementing the UITableViewDelegate protocol's method `heightForRowAt`. Inside this method, you can check if the indexPath corresponds to the last two rows (in this case, rows 9 and 10). If it does, you can return a row height of 0 to hide them from the view. Here's an example of how you can write this logic:
```swift
func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
let numberOfRows = tableView.numberOfRows(inSection: indexPath.section)
if indexPath.row == numberOfRows - 2 || indexPath.row == numberOfRows - 1 {
return 0
}
return UITableView.automaticDimension
}
```
In the above code, `tableView(_:heightForRowAt:)` is the delegate method that returns the height of each row. We use the `numberOfRows(inSection:)` method to get the total number of rows in the table view's section. If the current `indexPath.row` is equal to `numberOfRows - 2` or `numberOfRows - 1`, we return a height of 0 to hide those rows. Otherwise, we return `UITableView.automaticDimension` to maintain the default row height for other rows.
By implementing this logic in the `heightForRowAt` method, the last two rows in the table view will be effectively hidden from the view by setting their row heights to 0.
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a,b,c or d between what two intergers
Answers
Answer:
C
Step-by-step explanation:
The correct answer is C.
PLEASE HELP I WILL GIVE BRAINLEIST
People use data and statistics to help them make important policy decisions, to identify
problems in an organization, and to predict outcomes. In this unit, you studied various
ways to analyze and represent data sets to determine how to best interpret the data.
You also learned how to critically examine the data and account for outside factors that
may influence the patterns you see in the data.
Think about the many statistical scores or rankings you receive in school, such as GPA,
SAT and ACT scores, test scores, and class ranking. Describe the usefulness and
limitations of these pieces of data in defining who you are as a person or as a student.
In what ways do they help give a clear picture? What are they not conveying?
Answers
Answer:
they help you in the future and help getting a job in the future and they don't convey because its good and not bad for you.
Step-by-step explanation:
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A repair bill for your car is $553. The parts cost $265. The labor cost is $48 per hour. Write and solve an equation to find the number of hours, t, of labor spent repairing the car.
Answers
Answer:
the answer is 311
Step-by-step explanation:
the answer is 311
Can someone help me please
Answers
Answer:
B!
Step-by-step explanation:
Hope this helps :))
Answer:
B) 60 square inches
Step-by-step explanation:
They are asking for the area of the triangle. The formula for area is (length × width) ÷ by 2 = area
so, (8 × 15) ÷ 2 = 60 square inches
Please help! Thank you!!
Answers
Answer:
10.) Proportional
11.) Not Proportional
Step-by-step explanation:
The graph in number 10 is steady so it is proportional and crosses the origin. Number 11 is not proportional because it does not cross the origin.
Please help! I will mark as brainliest IF answer is right. <3
Answers
Select the equivalent expression (3^3 x 6^6)^-3 Choose 1 answer:
Answers
Answer:
5x10^-19/x^3
Step-by-step explanation:
A coffee distributor needs to mix a(n) House coffee blend that normally sells for $9.50 per pound with a Terraza coffee blend that normally sells for $14.70 per pound to create 20 pounds of a coffee that can sell for $10.54 per pound. How many pounds of each kind of coffee should they mix
Answers
The coffee distributor should mix 16 pounds of House coffee blend with 4 pounds of Terraza coffee blend to create a 20-pound mixture that can sell for $10.54 per pound.
Let's assume x represents the number of pounds of House coffee blend to be mixed and y represents the number of pounds of Terraza coffee blend to be mixed.
We are given the following information:
House coffee blend cost per pound: $9.50
Terraza coffee blend cost per pound: $14.70
Desired selling price per pound of the mixture: $10.54
Total weight of the mixture: 20 pounds
To solve this problem, we can set up a system of equations based on the cost and weight of the coffee blends:
Equation 1: x + y = 20 (Total weight of the mixture is 20 pounds)
Equation 2: (9.50x + 14.70y) / 20 = 10.54 (Average cost of the mixture is $10.54 per pound)
Let's solve this system of equations:
From Equation 1, we can express x in terms of y:
x = 20 - y
Substituting x in Equation 2:
(9.50(20 - y) + 14.70y) / 20 = 10.54
Simplifying and solving for y:
(190 - 9.5y + 14.70y) / 20 = 10.54
(190 + 5.2y) / 20 = 10.54
190 + 5.2y = 210.8
5.2y = 210.8 - 190
5.2y = 20.8
y = 20.8 / 5.2
y = 4
Substituting y = 4 back into Equation 1:
x + 4 = 20
x = 20 - 4
x = 16
Therefore, the coffee distributor should mix 16 pounds of House coffee blend with 4 pounds of Terraza coffee blend to create a 20-pound mixture that can sell for $10.54 per pound.
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A polygon on a coordinate grid was transformed using the rule (x, y) (x – 4,7 – 3). Which of these describes
this transformation?
Answers
Let's transform the polygon using the given rule.
Then, let's understand the transformation using the following steps.
The rule (x, y) → (x – 4, 7 – 3) is applied to the polygon.
It means that each point on the polygon (with coordinates x, y) is transformed to the new point (with coordinates x – 4, 7 – 3y).
Thus, this transformation changes the x-coordinate and the y-coordinate.
There is a shift of 4 units to the left (negative x-direction) and 3 units upward (positive y-direction).
Therefore, the given transformation represents a translation of 4 units left and 3 units up on the coordinate grid.
Hence, the correct option is:It represents a translation of 4 units left and 3 units up on the coordinate grid.
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The speed of a falling object increases at a constant rate as time increases since the object was dropped. Which graph
could represent the relationship between t, time in seconds, and s, speed in meters per second?
O
100
Object speed (m/s)
888888889
90
80
70
60
40
30
20
10
100
90
S
◆
Speed of a Falling Object
1 2 3 4 5 6 7 8 9 10 t
Dropping time (sec)
Speed of a Falling Object
Answers
The graph that could represent the relationship between time (t) and speed (s) of a falling object is the graph labeled "Speed of a Falling Object." This graph shows a positive linear relationship between time and speed.
In the graph, the x-axis represents time in seconds (t), while the y-axis represents speed in meters per second (s). As time increases, the speed of the object also increases at a constant rate. This is shown by the upward trend of the graph.
The graph starts at a speed of 0 m/s when the object is dropped and continues to increase linearly as time progresses. The slope of the line represents the rate at which the speed is increasing.
The graph accurately depicts the relationship described in the question, where the speed of the falling object increases at a constant rate with time. Therefore, the graph labeled "Speed of a Falling Object" is the appropriate representation for this relationship.
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Alisa and Chelsea paid a total of $31 to rent a canoe. Write
and solve an equation to find h, the number of hours they
rented the canoe.
Answers
Answer:
6+ 10h =31
Step-by-step explanation:
That's your equation. You have to then subtract six from the six and 31. Which would get you 10h=25. Divide 10 from both sides and get h=2.5. They rented a canoe for 2 and a half hours.
Jessica made 6 19/20 cups of punch. Her punch had two different types of juices in it. If the lunch had 4 1/5 cups of one type of juice, how many cups of the other type of juice did it have?
Answers
Answer:
2 3/4 cups
Step-by-step explanation:
Jessica made 6 19/20 cups of punch. Her punch had two different types of juices in it. If the lunch had 4 1/5 cups of one type of juice, how many cups of the other type of juice did it have?
We solve this question using the Subtraction operation
Total cups = cups of first type of juice + cup of other type of juice
6 19/20 = 4 1/5 cups + x
x = 6 19/20 - 4 1/5 cups
Lowest Common Denominator = 20
x = 6 - 4 + (19/20 - 1/5)
x = 2 + (19 - 4/20)
x = 2 15/20 cups
x = 2 3/4 cups
Other type of juice had 2 3/4 cups of juice
in three flips of an unfair coin the probability of getting three heads is the same as the probability of getting exactly two tails. what is the ratio of the probability of flipping a tail to the probability of flipping a head?
Answers
The ratio of the probability of flipping a tail to the probability of flipping a head when the probability of getting three heads is the same as the probability of getting exactly two tails in three flips is 1/3.
How to find the ratio of probability of flipping a tail to probability of flipping a head?Let p be the probability of flipping a head and q be the probability of flipping a tail.
The probability of getting three heads in three flips is \((p)^3.\)
The probability of getting exactly two tails in three flips is 3pq².
Given that these probabilities are equal, we have:
\((p)^3\)= 3pq²
Simplifying this equation gives:
p = 3q
Dividing both sides by q gives:
p/q = 3
Therefore, the ratio of the probability of flipping a tail to the probability of flipping a head is 1/3.
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NEED HELP NOW!! FOR MATH 10PTS
Answers
Answer:
a)
Step-by-step explanation:
Cost function = revenue function - profit function
= -0.3x² + 150x - [-0.5x² + 250x - 300]
= -0.3x² + 150x + 0.5x² - 250x +300
= -0.3x² + 0.5x² + 150x - 250x + 300 {Combine like terms}
= 0.2x² - 100x + 300
What kind of transformation takes place during a Reflection over the y axis.
A. (x,y) become (-x,-y)
B. (x,y) become (-x,y)
C. (x,y) become (-x,y) then become (y,-x)
D. (x,y) become (x,-y)
Answers
The ideal height (in cm) of a mountain bike frame i about 10 cm le than two third of the bike rider leg length (in cm). Two rider' leg length are 80 cm and 85 cm. To the nearet tenth of a cm, how much taller hould the taller mountain bike frame be?
Answers
3.4 cm taller should the taller mountain bike frame be when the leg lengths of two cyclists are 80 and 85 cm.
Given that,
The optimal mountain bike frame height (in cm) is roughly 10 centimeters shorter than the rider's leg length (in centimeters). The leg lengths of two cyclists are 80 and 85 cm.
We have to find how much taller, to the nearest tenth of centimeter, should the taller mountain bike frame be.
We know that,
The following formula can be used to calculate the mountain bike frame's optimal height:
Mountain bike frame: 10 (2/3 the rider's leg length).
When the leg length is 80 cm, the mountain bike frame is (2/3 x 80) - 10 = 53.3 - 10 = 43.3 cm.
Mountain bike frame for a rider with a leg length of 85 cm: (2/3 x 85) - 10 = 56.7 - 10 = 46.7
Mountain bike frame difference: 46.7 cm - 43.3 cm = 3.4 cm
Therefore, 3.4 cm taller should the taller mountain bike frame be when the leg lengths of two cyclists are 80 and 85 cm.
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Find the measure of the missing angle using the triangle angle sum theorm
Answers
Answer:
31°
Step-by-step explanation:
The theorem states that all angle sums of any triangle add up to 180°.
128 + 21 = 149, and to find ?°, subtract 149 from 180 to get 31°.
if q>0, what must the sign of the component bx be if the components of f⃗ are all nonnegative?
Answers
If q is greater than 0 and the components of vector f⃗ are all nonnegative, then the sign of the component bx must also be nonnegative.
Let's break down the scenario:
1. q > 0: This condition states that q is a positive value.
2. Components of f⃗ are all nonnegative: This means that all the components of vector f⃗ are greater than or equal to zero. In other words, each component is either positive or zero.
Now, consider the component bx of vector b⃗. The vector b⃗ is related to vector f⃗ through the scalar q:
b⃗ = qf⃗
Since q is positive and all components of f⃗ are nonnegative, multiplying each component of f⃗ by a positive value q will preserve the sign of the components.
That is, if a component of f⃗ is nonnegative, then the corresponding component of b⃗ (given by q times the component of f⃗) will also be nonnegative.
Therefore, the sign of the component bx must be nonnegative if q is greater than 0 and the components of f⃗ are all nonnegative.
It's important to note that if any component of f⃗ is zero, the corresponding component of b⃗ will also be zero regardless of the value of q.
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A braced cut, 5 m wide and 7.5 m deep is
proposed in a cohesionless soil deposit having
effective cohesion C* = 0 and effective friction
angle ¢' = 36°. The first row of struts is to be
installed at a depth of 0.5 m below ground surface
and spacing between the struts should be 1.5 m.
If the horizontal spacing of struts is 3m and unit
weight of the deposit is 20 kN/m3, the maximum
strut load will be _____
Answers
The maximum strut load is 70.87 kN. The maximum strut load can be calculated using the following equation: Maximum strut load = 2 * unit weight * gravity * depth * sin(friction angle) * cos(friction angle)
In this case, the unit weight is 20 kN/m3, the gravity is 9.81 m/s^2, the depth is 7.5 m, and the friction angle is 36°. Plugging these values into the equation, we get the following:
Maximum strut load = 2 * 20 * 9.81 * 7.5 * sin(36°) * cos(36°) = 70.87 kN
Therefore, the maximum strut load is 70.87 kN.
The maximum strut load occurs at the first row of struts, which is installed at a depth of 0.5 m below ground surface. The strut load decreases with depth, and the maximum strut load is reached at the first row of struts.
The strut load is caused by the weight of the soil above the struts. The soil above the struts exerts a lateral force, which is resisted by the struts. The maximum strut load occurs when the lateral force is at its maximum.
The maximum strut load is an important design consideration for braced cuts. The strut load must be able to be safely carried by the struts. If the strut load is too high, the struts may buckle or fail.
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Select the correct answer.
Consider the function fx) = 10' and the function g(x), which is shown below. How will the graph of g(x) differ from the graph of
g(t) = f(x – 6) = 10(– 6)
Answer choice options are above.
Answers
Answer:
B The graph of g(x) is the graph of f(x) shifted to the right 6 unit
Relation between the graph of g(x) and f(x) is option (B) The graph of g(x) is the graph of f(x) shifted to right 6 units
What is a Function?Function, in mathematics, an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).
Given,
\(f(x) =10^{x}\)
\(g(x)=f(x-6)=10^{(x-6)}\)
f(x) shift right 6 units to get f(x-6)
Given that
g(x) = f(x-6)
Therefore graph of g(x) is the graph of f(x) shifted to the right 6 units
Hence, Relation between the graph of g(x) and f(x) is option (B) The graph of g(x) is the graph of f(x) shifted to right 6 units
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It is inappropriate to apply the Empirical Rule to a population that is right-skewed a. True b. False
Answers
The answer to the given statement is as follows:
It is inappropriate to apply the Empirical Rule to a population that is right-skewed
b. False.
The given statement is false because the rule of thumb, also known as the 68-95-99.7 rule, is a statistical rule that applies to the normal distribution. This rule was lost in our sample, with about 68% of the data falling within one standard deviation of the mean for a normal distribution, and about 95% of the data falling within two standard deviations from the mean, and about 99.7% of the data being lost in our sample. The deviation from the mean is the difference between the mean of the standard deviation.
Although the rule of thumb is most true for symmetric normal distributions, it can also be used for distributions, including right-skewed distributions.
However, as the distribution becomes more skewed, the rule of thumb may not be correct. In a right-skewed distribution, the mean is greater than the median and the tails of the distribution are to the right. In such a distribution, a rule of thumb might estimate the proportion of data that is one or two standard deviations from the mean.
Despite this limitation, the rule of thumb can be a useful tool for understanding the spread of data in right-skewed distributions. However, it is important to know that this law can predict the percentage of data in a given situation.
In such cases, other methods such as quartiles or percentages are more effective for analyzing the distribution of the data.
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Anna's babysitter charges $4.50 per hour. anna doesn't want to pay any more than $27. which inequality represents the number of hours, h, anna can have a babysitter?
Answers
One exterior angle of a regular pentagon has a measure of (2x)°. What is the value of x?
Answers
Answer:
36
Step-by-step explanation:
Sum of the exterior angle of a polygon = 360
so one exterior = 2x
There are 5 exteriors totaling 10x
10x = 360
x = 36
Answer:
36
Step-by-step explanation:
just took the exam and got 100%