PLS HELP ILL GIVE 5 STARS AND MAYBE MARK BRAINLIEST​

The type of sample is the consumer selecting is Stratified Random Sample.

A selection of participants from a population are chosen at random by the researcher using simple random sampling, a sort of probability sampling.

We have,

The clothes on each rack have similar prices but the prices among the racks are very different.

The partitioning of a population into smaller subgroups known as strata is a key component of the sampling technique known as stratified random sampling.

In stratified random sampling, also known as stratification, the strata are created based on the shared traits or features of the members, such as wealth or level of education.

For example, if one is interested in distinctions across groups based on colour, gender, or education, stratified random sampling is frequently used by researchers to learn about different subgroups or strata depending on the total population being researched.

Thus, the type of sample is  Stratified Random Sample.

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The given statement is as follows:I. The correlation coefficient "r" measures the linear association between two variables X and Y.II.

A coefficient of determination with a value of r2 equal to +1 implies a perfect linear relationship with a positive slope, while a value of r2 equal to –1 results in a perfect linear relationship with a negative slope.III. A correlation coefficient value close to zero will result from data showing a strictly random effect, implying that there is little or no causal relationship.The true statement among the given statement is:I and IIIExplanation:Correlation Coefficient: Correlation coefficient is a statistical measure that reflects the correlation between two variables X and Y. It is also known as Pearson’s Correlation Coefficient.It indicates both the strength and direction of the relationship between two variables.

Correlation coefficient ranges between -1 and +1.The closer the correlation coefficient is to 1, the stronger is the correlation between the two variables. Similarly, the closer the correlation coefficient is to -1, the stronger is the inverse correlation between the two variables.If the correlation coefficient is close to zero, it implies that there is little or no causal relationship.Coefficient of determination: The coefficient of determination, also known as R-squared, explains the proportion of variance in the dependent variable that is predictable from the independent variable. R2 is a statistical measure that measures the proportion of the total variation in Y that is explained by the total variation in X. The value of R2 varies between 0 and 1.If the value of R2 is 1, it indicates that all the data points lie on a straight line with a positive slope.

This implies a perfect linear relationship with a positive slope. Similarly, if the value of R2 is -1, it indicates that all the data points lie on a straight line with a negative slope. This implies a perfect linear relationship with a negative slope. Thus, the correct answer is (b) I and III.

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Answer:

c/4 is 7 and c is 28

Step-by-step explanation:

Answer:   Answer in steps

Step-by-step explanation:

\(\frac{c}{4} -12 = -5\)    Add 12 to both sides  

\(\frac{c}{4} = 7\)       Now multiply both sides by 4

c= 28

(a) There will be a beat frequency of 44 Hz present.
(b)  There will be a beat frequency of 55 Hz present.
(c) There will be a beat frequency of 131.9 Hz present.

Beat frequencies are the differences in frequencies between two sound waves that are played together. When two sound waves with slightly different frequencies are played simultaneously, they interfere with each other, resulting in a periodic variation in the loudness or intensity of the combined sound. This variation is perceived as a pulsating or beating sound, which is known as the beat frequency.

The beat frequency is calculated by subtracting the frequency of one sound wave from the frequency of the other.

The beat frequency can be calculated by taking the difference between the two frequencies, which is 44 Hz in this case (264-220=44).

The beat frequency is again the difference between the two frequencies, which is 55 Hz (352-297=55).

The beat frequency is again the difference between the two frequencies, which is 131.9 Hz (264-132.1=131.9).

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Answer: Commutative Property of.

Addition

Step-by-step explanation:

To make x the subject of the equation q^2 = x - m^2, we can start by adding m^2 to both sides of the equation:

q^2 + m^2 = x

We can then rearrange the terms to get x on the left side:

x = q^2 + m^2

This is the equation with x as the subject.

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Answer:

n is smaller than -10 so it could be -10, -11, -12 etc.

Step-by-step explanation:

Answer:

n < -10

Step-by-step explanation:

Step 1:  Subtract 7 from both sides.

n+7−7<−3−7, we are left with n<-10

n<−10

Answer:

(–1, 3), (–2, 2) and (–5, –1)

Step-by-step explanation:

On a coordinate plane, a line has points (-2, -4) and (4, 2). Its slope is:

m = [2 - (-4)]/[4 - (-2)] = 1

To be parallel, both lines have the same slope.

General equation of a line:

y = mx + b

Replacing with m = 1 and Point P (0, 4), we get:

4 = 1(0) + b

4 = b

Therefore, the equation of the line is:

y = x + 4

Replacing x = -4 into the equation:

y = -4 + 4 = 0

Replacing x = -1 into the equation:

y = -1 + 4 = 3     then (-1, 3) lies on the line

Replacing x = -2 into the equation:

y = -2 + 4 = 2     then (-2, 2) lies on the line

Replacing x = 4 into the equation:

y = 4 + 4 = 8

Replacing x = -5 into the equation:

y = -5 + 4 = -1     then (-5, 1) lies on the line

Answer:

\((-1,3), (-2,2), (-5,-1)\)

Step-by-step explanation:

1) There's Need for the segment. Reminds me the centroid of a triangle which divides the triangle into two segments in a 2:3 ratio.

2.On a coordinate plane, a line has points (negative 2, negative 4) and (4, 2). Point P is at (0, 4). Which points lie on the line that passes through point P and is parallel to the given line? Select three options. (–4, 2) (–1, 3) (–2, 2) (4, 2) (–5, –1)

1) Let's find the slope of the line \(r\) with points \(A(-2,-4) \:and\:B(4,2)\)

\(m=\frac{2-(-4)}{4-(-2)}=\frac{6}{6}=1\)

2) Now the linear coefficient,

\(y=mx+b\\0=1(-2)+b\\b=-2\)

Then the first line \(r\) whose points are \(A(-2,-4) \:and\:B(4,2)\) is \(y=x-2\)

3) From Analytical Geometry, a Parallel line must have the same slope, so that these lines may never intercept each other just like the graph below. So the slope, the angular coefficient must value the same amount.

\(m_1=m_{2} \therefore m_{1}=m_{2}=1\)

So, the line \(s\) is :

\(y=mx+b\\4=1*0+b\\\therefore b=4\\y=x+4\)

4) Testing the points

\(2=-4+4 \:\\2\neq 0\\(-1,3)\\3=-1+4\\3=3\\(-2,2)\\2=-2+4\\2=2\\(4,2)\\2\neq 2+4\\(4,2)\\2\neq 4+2\\(-5,-1)\\-1=-5+4\\-1=-1\)

Answer:

one circle has a total angle of 360. Hence, 360-101= 3x+2+x-35

259=4x-33

292=4x

x=73 degrees

Answer:

b

Step-by-step explanation:

In linear equation, $869,776  will her total payment for the home be .

What in mathematics is a linear equation?

An algebraic equation with simply a constant and a first-order (linear) term, such as y=mx+b, where m is the slope and b is the y-intercept, is known as a linear equation.

                               Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.

You have to use the number in the intersection of the row for 5.25% interest and the column for 20 years.

The number is $6.74.

That means that, for every $1,000 borrowed for 20 years at 5.25% interest you will pay $6.74 every month.

2. Amount borrowed

You will make a 22% down payment:

Thus the amount borrowed is $426,000 - $93,720 = $332,280

3. Monthly payment

Multiply the monthly payment per 1,000 by the amount borrowed divided by 1,000:

4. Total monthly payments:

Multiply the number of payments by the monthly payment.

Number of payments = 20 years × 12 payments /year = 240 payments.

5. Total payment for the home.

The total payment for the home will be the down payment plus the amount paid to the bank:

$322,280 + $537,496 = $869,776

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Answer: The expected number of digits that need to be scanned to identify one defective bowling ball is 1/p, and the expected number of digits that need to be scanned to identify three defective bowling balls is the sum of three such expected values, or 3/p.

Step-by-step explanation:

To use a table of random digits to simulate how long it would take to identify three defective bowling balls, we can follow these steps:

1. Define a defective bowling ball as one that is damaged or does not meet the required standards.

2. Assign a unique identification number to each bowling ball in the lot, and assume that there are N total bowling balls in the lot.

3. Create a table of random digits that includes the digits 0 through 9, with each digit appearing with equal probability and independently of the other digits.

4. Scan the table of random digits, starting at any position, and record the first identification number of a defective bowling ball encountered. If no defective bowling ball is encountered, record "none".

5. Continue scanning the table of random digits, starting from the position immediately after the first defective bowling ball, until a second defective bowling ball is identified.

Record the identification number of the second defective bowling ball, or "none" if no such ball is encountered.

6. Repeat step 5 to identify the third defective bowling ball.

7. Record the total number of digits scanned in steps 4-6, and repeat the process multiple times to obtain a distribution of the number of digits scanned to identify three defective bowling balls.

Note that the probability of encountering a defective bowling ball on any given digit depends on the proportion of defective bowling balls in the lot.

If p is the proportion of defective bowling balls in the lot, then the probability of encountering a defective bowling ball on any given digit is p.

Thus, the expected number of digits that need to be scanned to identify one defective bowling ball is 1/p, and the expected number of digits that need to be scanned to identify three defective bowling balls is the sum of three such expected values, or 3/p.

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Amber should graph the equations X = -31 and X = 19 and shade the region between them to represent the solution to the inequality.  

Supporting Question and Answer:

How can we graphically represent the solution to the inequality |X+6| - 12 < 13?

To graphically represent the solution, we need to determine the values of X that satisfy the inequality. By breaking down the absolute value function into two cases and solving for X in each case, we can plot the corresponding equations on a graph and shade the region that satisfies the original inequality.

To solve the inequality |X+6| - 12 < 13, we can break it down into two cases based on the positive and negative values of |X+6|:

Case 1: When X + 6 ≥ 0 (or X ≥ -6):

In this case, the absolute value function |X+6| is equal to X+6. Therefore, we can rewrite the inequality as: (X+6) - 12 < 13 Simplifying this inequality, we get:

X - 6 < 13

Case 2: When X + 6 < 0 (or X < -6):

In this case, the absolute value function |X+6| is equal to -(X+6). Therefore, we can rewrite the inequality as: -(X+6) - 12 < 13 Simplifying this inequality, we get:

-X - 6 - 12 < 13

-X - 18 < 13

Now, we can graph these two equations to find the solution to the inequality:

Case 1:

X - 6 < 13 Graph the line:

X - 6 = 13,

or X = 19

Case 2: -

X - 18 < 13 Graph the line:

-X - 18 = 13,

or X = -31

To represent the solution on the graph, we shade the region to the left of -31 and to the right of 19 on the number line.

Therefore, Amber should graph the equations X = -31 and X = 19 and shade the region between them to represent the solution to the inequality.  

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The slope is -3 and the y-intercept is -7. The equation would be y = -3x – 7

(a) The variable educ might be endogenous

(b) The variable brthord is birth order (one for the first-born child, two for a second-born child and so on) could be used as an instrument for educ in equation

a) The variable instruction might be endogenous because as compensation increases the income expansions which additionally make able to an individual more educating himself. So there is an opportunity for the instruction might be an endogenous variable.

The indigeneity may involve the 32 the coefficient of knowledge as well different variables like married, black, south, urban, etc.

b) There is a substantial high relationship exists between birth order and the status of teaching. it is more possible to have higher schooling with less the order of child-born and the birth order is autonomous of the error term as well with wage. So the variable "birth order" is a good variable to use as an agency for the endogenous variable instruction.

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Answer: 23

Step-by-step explanation:

43.75 is the answewr

Answer:

25 percent of 175 is 43.75.

Step-by-step explanation:

Answer:

30.62%

Step-by-step explanation:

Answer:

30.62%

Step-by-step explanation:

X.509 certificates are widely used in public key infrastructure (PKI) systems to verify the authenticity and integrity of digital identities. Therefore, among the given options, D) Owner's symmetric key is the item that does not apply to an X.509 certificate.

X.509 certificates are widely used in public key infrastructure (PKI) systems to verify the authenticity and integrity of digital identities. They contain various information related to the certificate itself and the entity it represents. Let's examine the options to determine which one does not apply to an X.509 certificate:

A) Certificate version: X.509 certificates include a version number to indicate the format and features of the certificate.

B) The issuer of the certificate: X.509 certificates specify the entity or authority that issued the certificate, which is crucial for validating the certificate's trustworthiness.

C) Public Key Information: X.509 certificates contain public key information, such as the public key itself and related parameters, to facilitate secure communication and cryptographic operations.

D) Owner's symmetric key: X.509 certificates do not typically include the owner's symmetric key. They primarily focus on the public key infrastructure and asymmetric key cryptography.

Therefore, among the given options, D) Owner's symmetric key is the item that does not apply to an X.509 certificate.

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Answer:

Step-by-step explanation:

0.00065 ÷5*10^-2

0.00065 ÷ 0.05= 0.013

By applying a linear equation, it is concluded that the slope of the line is 2 and the y-intercept is -4

A linear equation is an equation that has the variable of the highest power of 1. The standard form of a linear equation is y = mx + k, where m is the slope of the line and k is the y-intercept.

First, we draw a triangle ABC whose vertices are A(0, 8), B(2, 0),C(8, 0)

Then we determine point D as the midpoint of AC, so D(4,4)

Now we use B(2,0) and D(4,4) to determine slope of the line (m):

m = (y₂-y₁) / (x₂-x₁)

    = (4-0) / (4-2)

    = 4/2  

    = 2

To find the y-intercept of the line, we pick one of the points on the line. Let's say we pick point (6,8). Then we put those values into the equation:

y = mx + k

8 = 2*6 + k

8 = 12 + k

k = -4

Thus the y-intercept of the line is - 4

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The delivery time for mail varies depending on several factors, including the weight of the package.

The delivery time for mail can range from a few hours to several weeks, depending on the type of service you choose. For instance, if you opt for express delivery, your package will be delivered faster than regular mail.

Moreover, the weight of the package can also have an impact on the delivery time. Typically, heavier packages take longer to deliver than lighter ones since they require more time and resources to handle and transport.

However, it's worth noting that the delivery time for mail is not solely dependent on the weight of the package. Other factors, such as the distance between the sender and recipient, the mode of transportation, and the efficiency of the delivery company, can also affect the delivery time.

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Answer:

D

Step-by-step explanation:

Answer:

$71.75

Rounded : $72

Step-by-step explanation:

To budget for gasoline this month, you can calculate the average amount spent on gasoline over the past four months:

Average = (67 + 78 + 53 + 89) / 4 = amount you should budget (x)

Average = 287 / 4 = x

71.75 = x

(Answer Rounded if that’s what you need but you didn’t ask: $72)

Therefore, you should budget around $71.75 or $ 72 for gasoline this month, assuming your driving habits and gas prices remain relatively constant. However, keep in mind that unexpected changes in gas prices or driving habits may affect your actual spending.

In this case, we'll have to carry out several steps to find the solution.

Step 01:

Data:

b = 35°44'

B = 37°28'

Step 02:

right spherical triangle:

b = 35°44' = (35 + 44/60) = 35.73°

B = 37°28' = (37 + 28/60) = 37.47°

There are 792 ways to distribute 12 indistinguishable balls into six distinguishable bins.

The number of ways to distribute 12 indistinguishable balls into six distinguishable bins can be calculated using the concept of "stars and bars" or the "balls and urns" method. In this case, the problem can be represented as finding the number of ways to arrange 12 stars (representing the balls) and 5 bars (representing the separators between the bins).

Using the stars and bars method, we can count the number of combinations by placing the 5 bars among the 12 stars. Each arrangement represents a unique distribution of balls into bins. The formula for counting the combinations is given by (n + k - 1) choose (k - 1), where n is the number of objects being distributed (12 balls) and k is the number of bins (6).

Therefore, the number of ways to distribute 12 indistinguishable balls into six distinguishable bins is (12 + 6 - 1) choose (6 - 1) = 792

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Answer:

What is 6? We need more information.

Answer:

3

Step-by-step explanation: