Andre is designing a website that will display reviews of school lunches. Each item on the menu is rated from 0 to 5 stars. The main display can only show 6 reviews, so Andre needs to decide how to choose which reviews to show at the top.

1. If each rating also has a sentence or two explaining the rating, what are some good reasons to keep this sample displayed first? What are some good reasons to change the sample that is displayed first?

2. Is the sample representative of the population? Representative Not representative

The equation of the line passing through the point (-1,2) with slope m is y = mx + m-2. This is a general equation of the line and we can find different equations by putting different values of m.

We know that when a point and slope of the equation are given, an equation can be written as

\(\frac{y-y_{1} }{x - x_{1} } =m\)

which is known as the slope-point form

where m is the slope of the equation

y1 is the  y coordinate of the given point

x1 is the x coordinate of the given point

In the given question, y1 = 2 and x1 = -1

Substituting the value of coordinates in the slope point equation, we get

\(\frac{y-2}{x-(-1)} = m\)

\(\frac{y-2}{x+1}=m\)

y-2 = mx + m

y = mx + m-2

Hence, the equation of the line passing through the point (-1,2) with slope m is y = mx + m-2.

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What is the equation of the line passing the point (-1, 2) with a slope m?

Answer:

ok i dont knkw what is that lol

Answer:

(x + 12)(x - 3)

Step-by-step explanation:

\( {x}^{2} + 9x = 36 \\ {x}^{2} + 9x - 36 = 0 \\ {x}^{2} + 12x - 3x - 36 = 0 \\ x(x + 12) - 3(x + 12) = 0 \\ (x + 12)(x - 3) = 0\)

The effective interest rate on the operating lease is 12.45%

Under the straight-line method of depreciation, the annual depreciation for the computers can be determined as follows:

Depreciation expense = (Cost - Residual value) / Useful life

Depreciation expense = ($120,000 - $0) / 6 years = $20,000 per year

Hence, semi-annual depreciation is $10,000 ($20,000 / 2) per payment.

The operating lease payments are $15,000 per semi-annual payment. The total amount of the lease payments for the 2-year term is $60,000 ($15,000 x 4).

Thus, the present value of the operating lease payments can be computed as follows:PV of lease payments = ($10,000 / 0.0609) x [1 - (1 / 1.0609^8)]PV of lease payments = $47,907.29

The implicit interest rate on the lease is 0.0609 or 6.09% (computed by dividing the lease interest by the present value of the lease payments).

The effective interest rate is 12.45% (computed by doubling the implicit interest rate).

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Answer:

english man english

Step-by-step explanation:

The probability mass function (PMF) for x is {0.0004, 0.0588, 0.3432, 0.941192}, and the cumulative mass function (CMF) for x is {0.0004, 0.0592, 0.4024, 1.0}.

The probability mass function (PMF) and cumulative mass function (CMF) for the random variable x, which denotes the number of parts correctly classified in an optical inspection system, can be determined.

Since the classifications of the parts are independent, we can use the binomial probability distribution to model this scenario. The PMF gives the probability of obtaining a specific value of x, and the CMF gives the probability of obtaining a value less than or equal to x.

The PMF of x is given by the binomial probability formula:

P(x) = (n C x) * p^x * (1 - p)^(n - x)

where n is the number of trials (number of parts inspected), x is the number of successes (number of parts correctly classified), and p is the probability of success (probability of correct classification of any part).

In this case, n = 3 (three parts inspected) and p = 0.98 (probability of correct classification).

Let's calculate the PMF for x:

P(x = 0) = (3 C 0) * (0.98^0) * (1 - 0.98)^(3 - 0) = 0.0004

P(x = 1) = (3 C 1) * (0.98^1) * (1 - 0.98)^(3 - 1) = 0.0588

P(x = 2) = (3 C 2) * (0.98^2) * (1 - 0.98)^(3 - 2) = 0.3432

P(x = 3) = (3 C 3) * (0.98^3) * (1 - 0.98)^(3 - 3) = 0.941192

The PMF for x is:

P(x = 0) = 0.0004

P(x = 1) = 0.0588

P(x = 2) = 0.3432

P(x = 3) = 0.941192

To calculate the CMF, we sum up the probabilities up to x:

F(x) = P(X ≤ x) = P(x = 0) + P(x = 1) + ... + P(x = x)

Using the calculated probabilities, the CMF for x is:

F(x = 0) = 0.0004

F(x = 1) = 0.0592

F(x = 2) = 0.4024

F(x = 3) = 1.0

Therefore, the probability mass function (PMF) for x is {0.0004, 0.0588, 0.3432, 0.941192}, and the cumulative mass function (CMF) for x is {0.0004, 0.0592, 0.4024, 1.0}.

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Answer 3c+9d

Step-by-step explanation: add 3c 9d

Answer:

f(3)=-60

Step-by-step explanation:

f(3)=5*(3^2)-7(4*3 + 3)

f(3)=5*9 - 7*15

f(3)=45-105

f(3)=-60

Answer: -60

Step-by-step explanation:

f(3) means that you replace the input function of x with 3; So, your equation would look something like this:

5(3)^2 - 7(4(3) +3)

= 5(9) - 7(15)

= 45 - 105

= -60

Answer:

4x

Step-by-step explanation:

When multiplying a number by a variable the number is written first and then the variable. It can be represented like this: 4(x). If you simplify that you get 4x.

Answer:

x=4

Step-by-step explanation:

A scatterplot can help us visualize the relationship between two variables and determine if there is a correlation between them. If the scatterplot shows a clear pattern or trend, conclude that there is a relationship between the two variables.

Without access to the scatterplot or the newspaper report, it is difficult for me to provide a definitive answer. However, in general, to determine if the scatterplot supports the newspaper report about the number of semesters and starting salary, we need to examine the pattern in the scatterplot.

Suppose we see a clear trend or pattern, such as a linear relationship where an increasing number of semesters is associated with an increased starting salary or a non-linear relationship. In that case, we can say that the scatterplot supports the newspaper report.

However, if we see no discernible pattern or trend or significant variability in the data points makes it is difficult to draw any meaningful conclusions, then we cannot say that the scatterplot supports the newspaper report.

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Answer:

c ≤ -36

Step-by-step explanation:

c/9 ≤ −4

Multiply both sides by 9.

c ≤ -36

Answer: c ≤ −36

Step-by-step explanation:

Step 1: Simplify both sides of the inequality.

1/9c ≤ −4

Step 2: Multiply both sides by 9.

9*(1/9c) ≤ (9)*(−4)

Answer:

c ≤ − 36

Answer:

1.6

Step-by-step explanation:

In order to find the distance all you need to do is subtract the two numbers

so you would:

-5.4-(-3.8)=-1.6 or 1.6 since distance is not negative number.

A interesting fact to note is when you are subtracting negatives you can also just add the number as a positive

Ex.

5 - (-2) =7

5+2=7

Answer:

120 cm^2

Step-by-step explanation:

The area of the parallelogram is

A = bh

A = 15*8

A =120

The solution to the system of equations is (x, y) = (-2, 8).15)Unfortunately, the question is incomplete, and I cannot provide an answer without knowing the complete question.

The two given equations are as follows:2x + y = 2x = (1/2)y + 6To solve the above system of equations, we will use the substitution method. First, we will substitute the value of x from the second equation to the first equation.2(1/2)y + 6 + y = 22.5y + 6 = 2Subtracting 6 from both sides, we get:2.5y = -4Dividing both sides by 2.5, we get:y = -4/2.5y = -8/5Substituting the value of y in the second equation to get the value of x:x = (1/2)(-8/5) + 6Multiplying and simplifying:x = -4/5 + 30/5x = 26/514)The given system of equations is:x + y = 6-2x + y = -3We will use the elimination method to solve the system of equations. Adding both the equations, we get:2y = 32y = 16y = 8Substituting the value of y in any of the equations to get the value of x:x + 8 = 6x = 6 - 8x = -2Therefore, the solution to the system of equations is (x, y) = (-2, 8).15)Unfortunately, the question is incomplete, and I cannot provide an answer without knowing the complete question.

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The volume of space that was not used= Volume of each box × number of boxes not packed into the truck= 6ft³ × 6 2/3= 40ft³.

In order to determine the amount of space that was not used in the pick up truck, we have to calculate the maximum number of boxes that can fit into the truck.

The pick up truck has a length of 8ft, width of 10ft and height of 2ft. Therefore, the volume of the pick up truck can be calculated as follows;

Volume of the pick up truck= length × width × height= 8ft × 10ft × 2ft = 160ft³

On the other hand, the dimensions of each box are length of 2ft, width of 2ft and height of 1.5ft. Therefore, the volume of each box can be calculated as follows;Volume of each box= length × width × height= 2ft × 2ft × 1.5ft = 6ft³.

Hence, the total number of boxes that can fit into the pick up truck can be calculated by dividing the volume of the truck by the volume of each box.

This is as follows;

Total number of boxes that can fit into the pick up truck= Volume of the truck ÷ Volume of each box= 160ft³ ÷ 6ft³ = 26.67.

From the calculation above, we can see that a total of 26 boxes and 2/3 of a box can be loaded into the pick up truck with a cover. Since we have packed 20 boxes, it implies that the remaining number of boxes that was not packed into the pick up truck is;

Number of boxes that was not packed into the truck = 26 2/3 - 20 = 6 2/3 boxesWe can then determine the volume of space that was not used by multiplying the volume of each box by the number of boxes not packed into the truck.

Hence;Volume of space that was not used= Volume of each box × number of boxes not packed into the truck= 6ft³ × 6 2/3= 40ft³.Therefore, the amount of space that was not used is 40ft³.

The amount of space that was not used in the pick up truck with a cover is 40ft³.

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OPTION C is the correct answer

As the Value of x increase by 1 , the value of y decreases by 2

Option C is correct because linear functions have a continuous pattern.

For example, if the values of x are 3, 2, 1, 0, -1, -2, -3..., we have a linear function.

If we have 9,37,-100, then it's not a linear function. In fact, it seems like a set of random numbers.

Hope it helps!

If Option C is Correct, PLEASEE mark Brainliest! ! :)

Answer:

yes because it is odd

Step-by-step explanation:

Answer:

7 is a rational number. Rational numbers are numbers that result when two integers are divided. For example, two integers whose quotient is equal to 7 are 14 and 2. When you divide 14 by 2, the result is 7, and this validates 7 as a rational number.

Given expression is : 1 - cot x/tan x - 1Now let us begin to simplify the given expression.

To solve the expression, we can cross multiply and then simplify.Let us rewrite the expression as :1 - cot x/tan x - 1 = (tan x - 1)/(tan x * cot x) = Simplify (tan x - 1)/vSimplify (tan x * cot x)Using the trigonometric identity: `tan x * cot x = 1`1 - cot x/tan x - 1 = Simplify (tan x - 1)/(1)Simplify (tan x - 1)/(1) = vSimplify tan x - 1The expression after simplification is:tan x - 1The expression "tan x - 1" represents the difference between the tangent of angle x and 1. By simplifying the expression, we can conclude that the result is equal to "tan x - 1."

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The value of the angles are;

1. x = 5

2.RT = x + 5

3.M = 2x - 5

4.Y = 3x - 30

5.A = 3x - 38

6.T = 4x -38

7.G = -x - 38

We need to know the following;

From the information given, we have'

1, 5x + 1 + 124 = 180

collect the like terms, we get;

5x = 180 - 125

5x = 55

Divide by the coefficient

x = 5

2. the diagonals of a rectangle are equal

RT = QS

QS = 2(5) - 5 = 10 - 5 = 5

RT = x + 5

3. 18x - 19 + x - 3 = 180

collect like terms

M = x + x - 5 = 2x - 5

4. 2x- 5 - x - 25

collect like terms

Y = 3x - 30

5. x - 8

(3x - 8) - 30

expand the bracket

A = 3x - 38

6. T = 7x - 3x - 38

collect like terms

T = 4x -38

7. G = 3x - 4x - 38

G = -x - 38

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Answer:

\(\frac{-100(100+x)}{(x-100)}\)

Step-by-step explanation:

Let the original price of the item = p

Let there was q% of increase on the original value, so

the printed price of the item, \(C= p+p \frac{q}{100}=p(1+\frac{q}{100})\)

After a price reduction of x%, the has its price increased to its original value, so,

\(C-C\times \frac {x}{100} =\) original price + increased price

\(p(1+\frac{q}{100})-p(1+\frac{q}{100})\times \frac {x}{100} = p+p\)

\((1+\frac{q}{100})-(1+\frac{q}{100})\times \frac{x}{100} =2\)

\(-(1+\frac{q}{100})\times \frac{x}{100} =2-1-\frac{q}{100}\)

\(-(1+\frac{q}{100})\times \frac{x}{100} =1-\frac{q}{100}\)

\((1+\frac{q}{100})\times \frac{x}{100} =\frac{q}{100}-1\)

\(\frac{x}{100}+\frac{q}{100}\times\frac{x}{100}-\frac{q}{100}=-1\)

\(x+x \times \frac{q}{100}-q=-100\)

\(q(\frac{x}{100}-1)=-100-x\)

\(q=\frac{-100(100+x)}{(x-100)}\)

Hence, the percent of the increase is \(\frac{-100(100+x)}{(x-100)}\)

ANSWER:

No solution

STEP-BY-STEP EXPLANATION:

We have the following inequality:

The value of 7 is not less than -2, so this is false.

Which means that the set has no solution

The lifting force if the speed is 220 miles per hour is F' = 708.53 N.

The force of light, or simply light, is the sum of all forces on an object that cause the object to move perpendicular to the direction of flow.

The most common type of lift is the wing lift. But there are many other common uses, such as propellers on airplanes and ships, rotors on helicopters, fan blades, sails on sailboats, and wind turbines.

We have,

The lifting force, F, exerted on an airplane wing varies jointly as the area, A, of the wing's surface and the square of the plane's velocity, v. It, means that,

\(F=kAv^{2}\)

Where

k is constant

If, A = 190 Ft², v = 220 mph, F = 950 pounds

Now, find k first from the above data. So,

    \(k=\frac{F}{Av^{2} }\)

⇒ \(k=\frac{950}{190* (220)^2}\)

⇒ k = 0.0001033

It is required to find the lifting force on the wing if the plane slows down to 190 miles per hour.

Let F' is a new force. So,

    F' = 0.0001033 × 190 × (190)²

⇒ F' = 708.53 pounds.

So, the lifting force is 708.53 pounds if the plane slows down to 190 miles per hour.

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Answer:

x=9

Step-by-step explanation:

23=7/9(6x-36)+9

Distribute 7/9.

23=14/3x-28+9

Add.

23=14/3x-19

Add 19 to both sides of the equation.

42=14/3x

Divide 14/3 from both sides of the equation.

X=9

Hope this helps :)

The margin of error provides a measure of the precision of the estimate, but it does not guarantee that the true value falls within the estimated range.

Estimating an unknown parameter, the margin of error indicates the range within which the true value of the parameter is likely to fall.

It provides a measure of uncertainty or variability associated with the estimate.

The margin of error is typically calculated based on statistical techniques and represents the maximum expected difference between the estimated value and the true value of the parameter.

It is often expressed as a range or interval around the point estimate.

A larger margin of error indicates greater uncertainty and a wider range of possible values for the parameter.

In contrast, a smaller margin of error indicates greater precision and a narrower range of possible values.

The margin of error is influenced by various factors such as sample size, variability of the data, and the chosen level of confidence.

Increasing the sample size generally reduces the margin of error, while greater variability or lower confidence level tends to increase it.

It represents the level of confidence associated with the estimate and helps quantify the potential uncertainty in the estimation process.

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Answer: Anthony read 2 pages per minute.

Step-by-step explanation:

Answer: 2 pages/ 1 minute or (2 pages per minute)

Step-by-step explanation: To find the unit rate for how many pages of a book Anthony finds in 23 minutes, you’ll have to divide 46 by 23, which gives you a final result of 2 pages/ 1 minute or (2 pages per minute).

The correlation coefficient ρ for X and Y is ρ = -0.6675 in the given function.

The correlation coefficient is a statistical concept that aids in establishing a relationship between expected and actual values obtained through statistical experimentation. The calculated correlation coefficient's value explains why the difference between the predicted and actual values is so exact.

Correlation Coefficient value is always in the range of -1 to +1. A similar and identical relationship exists between the two variables if the correlation coefficient value is positive. Otherwise, it reveals how differently the two variables behave.

Pearson's correlation coefficient is calculated by taking the covariance of two variables and dividing it by the sum of their standard deviations. is typically used to represent it (rho).

The correlation coefficient is computed as,

\($ \rho & =\frac{{Cov}(X, Y)}{\sqrt{V(X)} \times \sqrt{V(Y)}}\)

\($=\frac{-0.0267}{\sqrt{0.04} \times \sqrt{0.04}}\)

= -0.6675

Thus, the correlation coefficient ρ for X and Y is ρ = -0.6675.

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First, let's calculate the monthly interest rate (i), which is the APR divided by 12 months:

i = APR / 12 months

i = 5.3% / 12

i = 0.00442 or 0.442%

Next, let's calculate the number of months (n) for the mortgage, which is 15 years multiplied by 12 months:

n = 15 years x 12 months/year

n = 180 months

Now, let's calculate the monthly payment (PMT) using the following formula:

PMT = P * i / \((1 - (1 + i)^(-n)\))

where P is the principal amount, i is the monthly interest rate, and n is the number of months.

PMT = $325,000 * 0.00442 / (1 - \((1 + 0.00442)^(-180)\)

PMT = $2,613.67 (rounded to the nearest cent)

Now, let's create the amortization table for the first two months:

Month | Payment | Interest | Principal | Remaining Balance

1 | $2,613.67 | $1,431.25 | $1,182.42 | $323,817.58

2 | $2,613.67 | $1,428.60 | $1,185.07 | $322,632.51

For each month, the Payment column shows the fixed monthly payment, the Interest column shows the calculated interest based on the remaining balance multiplied by the monthly interest rate, the Principal column shows the portion of the payment that goes towards reducing the principal, and the Remaining Balance column shows the remaining balance after subtracting the principal payment from the previous remaining balance.

The amortization table will continue in this manner for the remaining months until the mortgage is paid off.

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The interest and principal amounts for the first payment are:

Interest = $325,000 * 0.0044167 = $1,426.25

Principal = $2,549.67 - $1,426.25 = $1,123.42

Balance = $325,000 - $1,123.42 = $323,876.58

For the second payment, we start with the new balance of $323,876.58 and apply the formulas again:

Interest = $323,876.58 * 0.0044167 = $1,420.47

Principal = $2,549.67 - $1,420.47 = $1,129.20

Balance = $323,876.58 - $1,129.20 = $322,747.38

To complete the two-month amortization table, we need to calculate the monthly payment, as well as the principal and interest amounts for each payment.

The formula for calculating a fixed-rate mortgage payment is:

\(Payment = P * r * (1 + r)^n / [(1 + r)^n - 1]\)

Where:

P = Principal amount borrowed

r = Monthly interest rate

n = Total number of payments

First, let's calculate the monthly interest rate.

Since the APR is an annual rate, we need to divide it by 12 to get the monthly rate:

Monthly interest rate = 5.3% / 12 = 0.0044167

Next, we need to calculate the total number of payments.

Since this is a 15-year mortgage, and we're completing a two-month amortization table, the total number of payments is:

Total number of payments = 15 years * 12 months per year = 180

Number of payments for two months = 2

Now we can plug these values into the formula to calculate the monthly payment:

Payment = \($325,000 * 0.0044167 * (1 + 0.0044167)^180 / [(1 + 0.0044167)^180 - 1]\)

= $2,549.67

So the monthly payment is $2,549.67

Now we can use this value to complete the two-month amortization table:

Payment Interest Principal Balance

Month 1 $1,426.25 $1,123.42 $323,876.58

Month 2 $1,420.47 $1,129.20 $322,747.38

To calculate the interest and principal amounts for each payment, we use the following formulas:

Interest = Balance * Monthly interest rate

Principal = Payment - Interest

Balance = Balance - Principal

We start with the initial balance of $325,000 and apply the formulas for each payment.

The interest and principal amounts for the first payment are:

Interest = $325,000 * 0.0044167 = $1,426.25

Principal = $2,549.67 - $1,426.25 = $1,123.42

Balance = $325,000 - $1,123.42 = $323,876.58

For the second payment, we start with the new balance of $323,876.58 and apply the formulas again:

Interest = $323,876.58 * 0.0044167 = $1,420.47

Principal = $2,549.67 - $1,420.47 = $1,129.20

Balance = $323,876.58 - $1,129.20 = $322,747.38

And so on, for each subsequent payment.

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Answer:

Step-by-step explanation:

Answer:

the length of each of its edge is 3

Step-by-step explanation:

v=a^3

a=v^1/3=27^1/3=3

The angle (in radians) between vectors u and v is approximately 1.66 radians, rounded to two decimal places.

To find the angle between two vectors, we can use the dot product formula and the magnitudes of the vectors. Let's calculate the angle between vectors u and v:

Given:

u = 4i - 6j

v = 5i + 4j

Step 1: Calculate the dot product of u and v.

The dot product of two vectors u and v is given by:

u · v = |u| |v| cosθ

where |u| and |v| are the magnitudes of vectors u and v, respectively, and θ is the angle between them.

To calculate the dot product, we multiply the corresponding components of u and v and sum them:

u · v = (4 * 5) + (-6 * 4) = 20 - 24 = -4

Step 2: Calculate the magnitudes of vectors u and v.

The magnitude of a vector is given by:

|u| = √(u₁² + u₂²)

For vector u:

|u| = √((4)² + (-6)²) = √(16 + 36) = √52 ≈ 7.21

For vector v:

|v| = √((5)² + (4)²) = √(25 + 16) = √41 ≈ 6.40

Step 3: Calculate the angle θ.

Using the dot product formula mentioned earlier, we have:

-4 = (7.21)(6.40)cosθ

Solving for cosθ:

cosθ = -4 / (7.21 * 6.40) ≈ -0.086

To find θ, we can take the inverse cosine (arccos) of cosθ:

θ ≈ arccos(-0.086) ≈ 1.66 radians

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