will give brainliest to the person with the most detailed answer. That means tell me how you got ur answer. And the person who answers with the most clear explanation as well. Good luck!! This is due in 8 minutes as well. And pls number ur answers in order so it is clear!!

Answer:

X×Y×Z%/100

Step-by-step explanation:

using formula

si=p×t×r%/100

To calculate the standard error (SE) for the percentage of young adults who favor gay marriage, we need to consider the sample size and the proportion of individuals in the sample who favor gay marriage.

The formula for calculating the standard error (SE) of a sample proportion is SE = sqrt((p * (1 - p)) / n), where p is the sample proportion and n is the sample size.

In this case, the sample proportion is given as 73% or 0.73, and the sample size is 321 young adults. Substituting these values into the SE formula, we get SE = sqrt((0.73 * (1 - 0.73)) / 321).

To calculate the SE, we first calculate (0.73 * (1 - 0.73)) to get 0.1979. Dividing this value by the sample size of 321 and taking the square root, we find that the SE for the percentage of young adults who favor gay marriage is approximately 0.0211.

Therefore, the standard error (SE) for the percentage of young adults who favor gay marriage, based on the CBS news poll data, is approximately 0.0211 or 2.11%. The SE provides an estimate of the variability or margin of error associated with the sample proportion.

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Answer:y=5

Step-by-step explanation:

16y-56=27y-126+15

16y-56=27y-111

16y=27y-55

-11y=-55

y=5

Given:

Number of students = 35

Two out of every five boys in the club are boys.

To find:

The number of students in the club that are boys.

Solution:

Two out of every five boys in the club are boys. It means, the ratio of boys to the total number of student is 2:5.

Let the number of boys be 2x and number of students be 5x.

According to the question,

\(5x=35\)

\(x=7\)

Now, the number of boys is

\(2x=2(7)\)

\(2x=14\)

Therefore, 14 students in the club are boys.

Answer:

\(\frac{58}{3}\)

Step-by-step explanation:

5 + 4^2 - 10 divided by 2x3

5+16 - \(\frac{10}{6}\)

21-\(\frac{10}{6}\)

\(\frac{58}{3}\)

Answer:

45

Step-by-step explanation:

8 numbers summed and divided by 8 = 41

8numberssummed  / 8 = 41

8numberssummed = 41 * 8 = 328

now taking out two numbers whose mean is 29 is the same as taking out two 29's from the sum ....so now there are SIX numbers

  6numberssummed = 8numberssummed - 29 -29

                                   =   328    -29 -29 = 270

  so to find the mean of the remaining six numbers:

     6numberssummed / 6    is        270/6 = 45

Answer:

mean = 45

Step-by-step explanation:

mean is calculated as

mean = \(\frac{sum}{count}\)

given the mean of 8 numbers is 41 , then

\(\frac{sum_{8} }{8}\) = 41 ( multiply both sides by 8 )

sum₈ = 328

given the mean of 2 of the numbers is 29 , then

\(\frac{sum_{2} }{2}\) = 29 ( multiply both sides by 2 )

sum₂ = 58

Then

sum₆ = sum₈ - sum₂ = 328 - 58 = 270

then the mean of the other six numbers is

mean = \(\frac{sum_{6} }{6}\) = \(\frac{270}{6}\) = 45

Answer:

-3 celcius

Step-by-step explanation:

Answer:

6 ℃

Step-by-step explanation:

by substacring u will see it

Mike draws five cards from a standard 52-card deck. The probability that he draws a card from at least three of the four suits is 89.5% (approx),

The number of ways to draw all five cards from a single suit = C(13,5)

There are four ways to accomplish this = C(4,1)

The number of ways to draw five cards from two suits.

We'd like to start by selecting one of four suits = C(4,1)

We want to select three cards from one of these = C(13.3)

Then we'll pick one of the three remaining suits = C(3,1)

We want to choose any two cards from this suit = C(13,2)

And the number of ways to select any five cards is = C(52, 5)

So the likelihood of selecting 5 cards from two suits is =

[C(4,1) × C(13,5)  +  C(4,1) × C(13,3) × C(3,1) × C(13,2)]/C(52,5)

The likelihood of selecting 5 cards from two suits is = 1749/16660

So, the probability of drawing 5 cards from at  least 3 suits = 1 - 1749/16660

The probability of drawing 5 cards from at  least 3 suits = 14911/ 16660

The probability of drawing 5 cards from at  least 3 suits = 89.5% (approx)

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To predict the average annual salary for an employee with 3.3 years of experience, you would substitute the value of 3.3 for X in the estimated regression model equation and solve for Y.

In general, a regression model equation takes the form:

Y = b0 + b1*X

where Y is the dependent variable, X is the independent variable, b0 is the intercept coefficient, and b1 is the slope coefficient.

To interpret the regression model coefficients, you would need to consider their values, signs (positive or negative), and statistical significance. The coefficients indicate the relationship between the independent variable(s) and the dependent variable. Positive coefficients indicate a positive relationship, while negative coefficients indicate a negative relationship. The significance of the coefficients is determined through hypothesis testing, typically using p-values.

To predict the average annual salary for an employee with 3.3 years of experience, you would substitute the value of 3.3 for X in the estimated regression model equation and solve for Y.

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Answer:

b I think is the right answer.

Step-by-step explanation:

I attached a pic of the graph

the line crosses the y axis at 6

as the input increases, the output decreases

Answer: I know its late but I'm sill going to put it for anyone who needs it in the future. :)

Step-by-step explanation:

Answer:

Dang, too difficult. Anyways,

In a right triangle, if one angle is 45 degrees, it means that the other two angles must be 45 degrees as well, making it an isosceles right triangle. Given that the length of one leg is 4√2 m, we can determine the lengths of the missing sides using the properties of an isosceles right triangle.

Since an isosceles right triangle has two equal legs, the lengths of the vertical leg and horizontal leg will be the same. Let's denote the length of each leg as "m."

Using the Pythagorean theorem, we can find the length of the hypotenuse (the side opposite the right angle) in terms of "m":

hypotenuse^2 = leg^2 + leg^2

hypotenuse^2 = m^2 + m^2

hypotenuse^2 = 2m^2

To find the length of the hypotenuse, we take the square root of both sides:

hypotenuse = √(2m^2) = √2 * m

In summary, for the given isosceles right triangle with one leg measuring 4√2 m, both the vertical leg and horizontal leg will have a length of "m," while the length of the hypotenuse will be √2 * m.

The distance, d, in feet from Kim t seconds after Max started riding his scooter is given by the equation d = st, where s is the constant speed at which Max is riding his scooter.

To find the distance, d, we need to multiply the speed, s, by the time, t. Since Max passes Kim at a constant speed, the distance he travels is directly proportional to the time elapsed.

Therefore, the equation d = st represents this relationship, where d is the distance, s is the speed, and t is the time.

The equation d = st allows us to calculate the distance, d, from Kim t seconds after Max started riding his scooter, provided we know the constant speed, s, at which Max is traveling. By multiplying the speed by the time, we can determine how far Max has traveled from Kim at any given moment. This equation assumes that Max maintains a constant speed throughout his journey and that the speed does not change.

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Answer:

0

Step-by-step explanation:

3996 is closer to 0 than 10,000

Answer:

-1 and -3

-5 and 1

-7 and 3

they all equal -4.

Step-by-step explanation:

Answer:

y = x + 1

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

calculate m using the slope formula

m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)

with (x₁, y₁ ) = (1, 2) and (x₂, y₂ ) = (8, 9) ← 2 points on the line

m = \(\frac{9-2}{8-1}\) = \(\frac{7}{7}\) = 1

the line crosses the y- axis at (0, 1 ) ⇒ c = 1

y = x + 1 ← equation of line

Answer: Read attachment.

Step-by-step explanation: Attached below is my work. Hope it helps!

Answer:What do you need help with?   My name is woods245 and whatever you need help with?

Step-by-step explanation:

Answer:

its D. 2 and 3

Step-by-step explanation: supplementary angles are angles that add up to 180 (or that make a straight line) the angle pairs that make a straight line are 1 and 2, 2 and 3, 3 and 4, and 4 and 1.
So D would be correct

The force F = r^2k(r^) is not conservative because its curl is nonzero. The force is central because it depends only on r and acts along the radial direction. Since it is not conservative, there is no potential energy function V(r) associated with this force

To determine whether the force F = r^2k(r^) is conservative and central, let's analyze its properties.

A force is conservative if it satisfies the condition ∇ × F = 0, where ∇ is the gradient operator. In Cartesian coordinates, the force can be written as F = Fx i + Fy j + Fz k, where Fx, Fy, and Fz are the components of the force in the x, y, and z directions, respectively. The curl of F is given by:

∇ × F = (∂Fz/∂y - ∂Fy/∂z)i + (∂Fx/∂z - ∂Fz/∂x)j + (∂Fy/∂x - ∂Fx/∂y)k.

Calculating the components of F = r^2k(r^):

Fx = 0, since there is no force component in the x-direction.

Fy = 0, since there is no force component in the y-direction.

Fz = r^2kr^.

Taking the partial derivatives, we have:

∂Fz/∂x = ∂/∂x (r^2kr^) = 2rkr^2(∂r/∂x) = 2rkr^2(x/r) = 2xkr^3.

∂Fz/∂y = ∂/∂y (r^2kr^) = 2rkr^2(∂r/∂y) = 2rkr^2(y/r) = 2ykr^3.

Substituting these values into the curl equation, we get:

∇ × F = (2ykr^3 - 2xkr^3)k = 2k(r^3y - r^3x).

Since the curl of F is not zero, ∇ × F ≠ 0, we conclude that the force F = r^2k(r^) is not conservative.

Now let's determine if the force is central. A force is central if it depends only on the distance from the origin (r) and acts along the radial direction (r^).

For F = r^2k(r^), the force is indeed central because it depends solely on r (the magnitude of the position vector) and acts along the radial direction r^. Hence, it can be written as F = Fr(r^), where Fr is a function of r.

Since the force is not conservative, it does not possess a potential energy function. In conservative forces, the potential energy function V(r) can be defined, and the force can be expressed as the negative gradient of the potential energy, i.e., F = -∇V. However, since F is not conservative, there is no potential energy function associated with it.

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Answer:

v = -6

Step-by-step explanation:

(Optional):  Simplify this equation by dividing all terms by 4:

2v - (v - 8) = 2

Perform the indicated multiplication, obtaining:  2v - v + 8 = 2

Next, combine like terms:  v = -6

The correct answer is as follows: a) The data set that has the greatest sample standard deviation is Data set (ii).

b) Data set (ii) has the largest mean and mode, but the smallest median and the largest standard deviation.

(a) The data set that has the greatest sample standard deviation is Data set (ii).

The sample standard deviation is a measure of the amount of variation or dispersion of a set of data values.

In this case, Data set (ii) has more entries that are farther away from the mean, which results in a larger standard deviation.

(b) The data sets are the same in terms of containing the same numbers (11, 12, 13, 14, 15, 16, and 17).

However, they differ in terms of the order in which these numbers are arranged.

In addition, they differ in terms of the mean, median, mode, and standard deviation.

For example, Data set (ii) has the largest mean and mode, but the smallest median and the largest standard deviation.

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For the Cobb-Douglas Production function to be well-behaved, a must be positive (a > 0), and b must be greater than zero (b > 0) and less than one (b < 1).

To understand the conditions for a well-behaved Cobb-Douglas production function, let's examine each property in detail. Firstly, a must be positive (a > 0) to guarantee positive output for positive inputs. Negative values of a would result in negative output, which is not desirable in a production function.

Secondly, the marginal product of x (MPx) should be positive. By taking the derivative of the production function with respect to x, we obtain MPx = \(bax^{(b-1)}\). For MPx to be positive, both a and b need to be greater than zero (a > 0 and b > 0).

Thirdly, diminishing marginal returns occur when the marginal product of x decreases as x increases. This condition is satisfied when b < 1. If b ≥ 1, the marginal product of x remains constant or increases, violating the principle of diminishing returns.

Lastly, constant returns to scale are observed when scaling up all inputs by a factor of λ results in the same factor of increase in output. This condition is met when the sum of the exponents (b) for all inputs equals 1, i.e., ∑b = 1.

In conclusion, a well-behaved Cobb-Douglas production function requires a > 0, b > 0, b < 1, and ∑b = 1. These conditions ensure positive output, positive marginal product of x, diminishing marginal returns, and constant returns to scale, making it a useful and reliable production function.

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Answer:

2 · x² - 20

Step-by-step explanation:

2x - 5 · x + 4

2x · x - 20

2x² - 20

2 · x² - 20

This value represents the present worth below which the probability is 0.5, indicating a negative present worth.

To estimate the probability that the present worth is negative using the NORM.INV function in Excel,

we need to calculate the present worth of the project and then determine the corresponding probability using the normal distribution.

The present worth of the project can be calculated by finding the sum of the present values of the annual receipts over the 10-year period, minus the initial investment. The present value of each annual receipt can be calculated by discounting it back to the present using the minimum attractive rate of return (MARR).

Using the given information, the present value of the initial investment is $10,000. The present value of each annual receipt is calculated by dividing the expected return of $1,800 by \((1+MARR)^t\),

where t is the year. We then sum up these present values for each year.

We can use the NORM.INV function in Excel to estimate the probability of a negative present worth. The function requires the probability value, mean, and standard deviation as inputs.

Since we have a mean and standard deviation for the present worth,

we can calculate the corresponding probability of a negative present worth using NORM.INV.

This value represents the present worth below which the probability is 0.5. By using the NORM.INV function,

we can estimate the probability that the present worth is negative based on the given data and assumptions.

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The measure of the smallest angle is 31°, the middle angle is 67°, and the measure of the largest angle is 82°.

A triangle is a plane shape with three edges and three vertices. All triangles have three internal angles, and the addition or sum of these angles gives 180°. In the question above, the three angles of the triangle are not given, though, we are given some clues as to how we can find them:

        Not much is said about the first angle, so we'll call it angle a.

        We are told that the second angle (angle b) is 5 more than twice

        angle a. The '5 more' means '5+' twice the value of angle a. Thus;

                             angle b = 5 + 2a

        The third angle, angle c is 11 less than 3 times the measure of angle

        a, meaning that angle c is 3 times angle a minus 11, thus;

                            angle c = 3a - 11

The addition of angle a, angle b and angle c gives 180°, hence:

                    a + 5 + 2a + 3a - 11 = 180°

                    a + 2a + 3a + 5 - 11 = 180°

                    6a -6 = 180

                    6a = 180 + 6

                    6a = 186

Dividing both sides by 6,

                      a = 31°

Now that we know the value of angle a, angle b will be

                        5 + 2(31) = 67°

and angle c is  

                        3(31) - 11 = 82°

Hence, the measure of the smallest angle, angle a is 31°, the middle angle, angle b is 67°, and the largest angle, angle c is 82°.

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The smallest number of socks that must be selected is 2023.

Red socks = 100100

Green socks = 8080

Blue socks = 6060

Black socks = 4040

Because, the drawer has 4 types of socks. So if you choose 5 socks then you have at least 1 pair. Now, you have 3 unpaired socks and 1 pair of socks, if you choose 2 more socks it will guarantee you at least 1 more pair of socks. Repeat this process until you get 1010 pairs. Mathematically you can calculate with this formula,

smallest number = previously selected + select 2 more socks × (total pairs required - 1 pair already existing)

= 5 + 2 × (1010 - 1)

= 5 + 2 × 1009

= 5 + 2018

= 2023

Thus, the smallest number of socks that must be selected is 2023.

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Answer

90*

Step-by-step explanation:

Answer:

s = 30

Step-by-step explanation:

The three angles lie on a line.

The sum of angles on a line are supplementary, meaning they add up to 180 degrees.

Answer:

x=85 °

x+55+40=180. ( straight line angle)

x=180-95

x=85.