Which linear inequality is represented by the graph?
Oys=x+2
Oy² 2x+2
Oy≤ x+2
Oy²x+2

CathHS might be correlated with ut (error term) because there could be unobserved factors related to attending a Catholic high school that also influence the probability of attending college. These unobserved factors can lead to a correlation between CathHS and ut. To improve the ceteris paribus estimate of attending a Catholic high school, the standardized test score taken when each student was a sophomore can be included as a control variable in the regression model.

(i) CathHS might be correlated with the error term ut in the regression model because there could be unobserved factors related to attending a Catholic high school that also affect the probability of attending college. These unobserved factors could include the school's religious environment, values, or quality of education, which may impact a student's college attendance.

(ii) To improve the ceteris paribus estimate of attending a Catholic high school, including the standardized test score taken when the students were sophomores as a control variable can account for differences in academic performance. By controlling for this factor, the influence of attending a Catholic high school on college attendance can be better isolated and measured.

(iii) For CathRel to be a valid instrument for CathHS, two requirements must be met. Firstly, there should be a correlation between being Catholic (CathRel) and attending a Catholic high school (CathHS), as being Catholic may influence the choice of school. Secondly, CathRel should not directly affect college attendance, except through its impact on attending a Catholic high school. The first requirement can be tested by examining the correlation between CathRel and CathHS.

(iv) Whether CathRel is a convincing instrument for CathHS depends on meeting the requirements mentioned in part (iii). If CathRel is found to be correlated with CathHS and does not have a direct effect on college attendance, except through attending a Catholic high school, it can be considered a convincing instrument.

(v) Examples of variables that can be included in the "other factors" category are gender, race, family income, and parental education. These variables represent additional socio-economic and demographic factors that could influence the probability of attending college. Including them in the regression model helps account for their potential effects on college attendance.

(vi) To test the influence of the variables specified in part (v) on college attendance, a statistical test such as multiple regression analysis can be implemented in Stata. This test would involve using college attendance as the dependent variable and the specified variables (gender, race, family income, and parental education) as independent variables. The results of the regression analysis would indicate the significance and impact of these variables on college attendance, providing insights into their effects beyond the influence of attending a Catholic high school.

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Answer:

Answer is 18

Step-by-step explanation:

Substitute the variable.

2 x 9 =

Then solve

2 x 9 = 18

The dog's running speed of 5 km/hr can be converted to approximately 3.125 mi/hr by multiplying it by the conversion factor of 1 mi/1.6 km. Rounding to the nearest thousandth, the dog can run at about 3.125 mi/hr.

To convert the dog's running speed from kilometers per hour (km/hr) to miles per hour (mi/hr), we need to use the conversion factor of 1.6 km = 1 mi.First, we can convert the dog's speed from km/hr to mi/hr by multiplying it by the conversion factor: 5 km/hr * (1 mi/1.6 km) = 3.125 mi/hr.

However, we need to round the answer to the nearest thousandth (three decimal places). Since the digit after the thousandth place is 5, we round up the thousandth place to obtain the final answer.

Therefore, the dog can run at approximately 3.125 mi/hr.

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Solution

- We can plot the coordinates given using a graphing calculator as shown below:

- From the above, we can see that the sides are equal and the looks like a diamond

- Thus, the quadrilateral is a Rhombus

- Since all the angles are 90 degrees, it is also a square only that it was rotated.

- A square is a special type of rectangle, thus, the shape is also a rectangle

- A parallelogram as its opposite sides parallel and opposite angles equal. This is the same with our figure. Thus, it is also a parallelogram

Answer:

y = -x - 4

Step-by-step explanation:

Given line: y = x - 1

Slope of given line = 1

The slopes of perpendicular lines are negative reciprocals, so the slope of the perpendicular line is -1.

slope = -1

point: (-6, 2)

y = mx + b

y = -x + b

2 = -(-6) + b

2 = 6 + b

b = -4

Equation:

y = -x - 4

Answer:

-18/6 18/6 or 9/3, -9/3 or 3/1, -1/3

Hope this helps

Answer:

I think 3/1 or 1.5 or 1 1/2

Step-by-step explanation:

Answer:

Total volume equals V1 - V2

\(v = \pi {r}^{2} h\)

\(v = 12\pi {r1}^{2} - 12\pi {r2}^{2} \)

where:

r1 = radius 1

r2 = radius 2

Step-by-step explanation:

\(r1 \\ v1 = 12\pi {3.5}^{2} \: is \: approx. \: 461.81 {cm}^{3} \)

\(r2 \\ v2 = 12\pi {3.3}^{2} \: is \: approx. \: 410.54 {cm}^{3} \)

Total Volume v is

\(461.81 - 410.54 = 51.27 {cm}^{3} \)

Answer:

try 1239128981441231241

Step-by-step explanation:

myra

The expression equal to the set corresponding to the shaded region in the Venn diagram is option c. (C ∪ B) ∩ A.

In the Venn diagram, the shaded region represents the elements that are common to sets C, B, and A.

To obtain this set using set operations, we need to intersect (take the common elements) of sets C ∪ B and A. Option c, (C ∪ B) ∩ A, precisely represents this operation.

Taking the union of sets C and B includes all elements in both sets, and then intersecting the result with set A ensures that only the common elements present in all three sets are selected. Thus, option c corresponds to the shaded region in the Venn diagram.

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In three weeks, Justine drives a total of 760 miles. In three weeks, there are 3 x 5 = 15 driving days.

To calculate the total distance, we first need to determine how many days Justine drives in three weeks. Since she drives Monday through Thursday to the main office and one day (Friday) to the regional office, she drives a total of 5 days in a week. In three weeks, there are 3 x 5 = 15 driving days.

For the main office trips from Monday through Thursday, she drives 20 miles each way, which is a round trip of 2 x 20 = 40 miles per day. Therefore, in a week, Justine drives 5 x 40 = 200 miles for the main office trips.

For the regional office trip on Friday, she drives 50 miles one way, which is a round trip of 2 x 50 = 100 miles.

To calculate the total distance in three weeks, we add the distances for the main office trips and the regional office trip: 15 x (200 + 100) = 15 x 300 = 4500 miles.

In summary, Justine drives a total of 4500 miles in three weeks, considering her daily trips to the main office and the regional office.

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By measuring the acceleration due to gravity of a moon of Saturn and knowing the distance from the satellite to the moon's surface, you can calculate the mass of the moon.

The acceleration due to gravity of a celestial body is determined by its mass. By measuring the acceleration due to gravity of the moon while in orbit and knowing the distance from the satellite to the moon's surface, you can use Newton's law of universal gravitation to calculate the mass of the moon. The equation for calculating the mass involves the gravitational constant, the acceleration due to gravity, and the distance from the satellite to the moon's center. With these values, you can solve for the mass of the moon, providing valuable information about its size and composition.

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\( \large \bf \longrightarrow{(3, - 8)}\)

Step 1) : Write the midpoint formula

\( \large \implies \bf(\frac{x_1 + x_2}{2}, \frac{y_1 + y_2}{2} )\)

Step 2) : Substitute (-1 , -9) and (7 , -7) into \(\bf(\frac{x_1 + x_2}{2}, \frac{y_1 + y_2}{2} )\)

\(\large \implies \bf(\frac{ - 1 + 7}{2}, \frac{ - 9 - 7}{2} )\)

Step 3) : Calculate

\(\large \implies \bf(\frac{6}{2}, \frac{ - 16}{2} )\)

Step 4) : Cross out the common factor

\({\large \implies \bf(\frac{ \cancel{6}}{ \cancel{2}}3, \frac{ \cancel{ - 16}}{ \cancel{2}}} \bf - 8)\)

Step 5) : We have got the answer

\(\large \bf \implies{(3, - 8)}\)

Answer:

26

Step-by-step explanation:

w = 5 so 7w is 7 x 5 = 35 and x = 9 so it’s 35 - 9 which is 26

Answer:

$85

Step-by-step explanation:

y=5x+40

x=weeks

y=total money

y=5(9)+40

y=45+40

y= 85

Answer:

±1, ±2, ±2/3, ±1/3

or

1,2,2/3,1/3,-1,-2,-2/3,-1/3

Step-by-step explanation:

Start by listing all the factors of the y intercept (in this case 2)

1,2

Then list out all the factors of the coefficent with the highest degree (3 in this case)

1,3

You're then supposed to divide all possible pairs

so all the possible zeroes are

±1, ±2, ±2/3, ±1/3

The attached image shows the triangle with coordinates A(1,4), B(1,7) and C(3,5) and reflected over the line y = 2x + 1.

Reflection refers to the transformation of a geometric shape by flipping it across a line called the line of reflection.

When a shape undergoes reflection, every point on the shape is mapped to a corresponding point on the opposite side of the line of reflection, maintaining the same distance from the line.

For example, if you have a triangle and reflect it across a line of reflection, the resulting image will be a triangle with the same size and angles, but it will be facing in the opposite direction.

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The expression that most accurately describes the change in the patient's temperature is -2° (3).

Option 3 is the correct answer.

We have,

The expression that most accurately describes the change in the patient's temperature would be:

-2° + (-2°) + (-2°)

This expression represents the successive temperature drops of 2° each time.

By adding the negative values, we account for the decrease in temperature.

This can be written as,

= -2° x 3

= -2° (3)

Thus,

The expression that most accurately describes the change in the patient's temperature is -2° (3).

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The time Nate left his house is 8 : 40 am

After leaving his house, Nate drove 15 minutes to take his oldest daughter to the middle school . Therefore,

Then he drove ten minutes to take his two younger daughters to the elementary school. Therefore,

He drove twenty-five minutes to work. Therefore,

He arrived at work at 9:30 am. The time he left home can be calculated as follows:

Total time spent on the road = 15 + 10 + 25 = 50 minutes

Therefore,

Time he left home = 9:30 - 50 = 8 : 40 am

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To evaluate the function f(x) = 3x + 8 for a specific value of x, we can substitute the value into the function and perform the necessary calculations. In this case, when evaluating f(-4), we substitute -4 into the function to find the corresponding output. The result is f(-4) = 3(-4) + 8 = -12 + 8 = -4.



The function f(x) = 3x + 8 represents a linear equation in the form of y = mx + b, where m is the coefficient of x (in this case, 3) and b is the y-intercept (in this case, 8). To evaluate f(-4), we substitute -4 for x in the function and calculate the result.

Replacing x with -4 in the function, we have f(-4) = 3(-4) + 8. First, we multiply -4 by 3, which gives us -12. Then, we add 8 to -12 to get the final result of -4. Therefore, f(-4) = -4. This means that when x is -4, the function f(x) evaluates to -4.

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Answer:

(4, 0)

Step-by-step explanation:

3x + 4y = 12

2x - y = 8

8x - 4y = 32

11x = 44

x = 4

y = 0

Answer: the ordered pair is (4,0)

Step-by-step explanation:

The probability that the average size of the fish you caught is more than 13 inches is approximately 0.0918

We can solve this problem by using the Central Limit Theorem, which states that the sample mean of a sufficiently large sample size will be normally distributed with a mean equal to the population mean and a standard deviation equal to the population standard deviation divided by the square root of the sample size.

In this case, we are given that the population mean is 11 inches and the population standard deviation is 3 inches. We are also given that we have a sample size of 4.

First, we need to calculate the standard error of the mean (SE) using the formula

SE = σ / sqrt(n)

where σ is the population standard deviation and n is the sample size.

SE = 3 / sqrt(4) = 1.5

Next, we need to standardize the sample mean using the formula

z = (x - μ) / SE

where x is the sample mean, μ is the population mean, and SE is the standard error of the mean.

z = (13 - 11) / 1.5 = 1.33

Finally, we can use a standard normal distribution table or calculator to find the probability that a standard normal variable is greater than 1.33. The probability is approximately 0.0918.

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Answer:

You didn't post it up for me to see, I can try to help.

d = dimes

q = quarters

d+q = 38 coins

q=38-d

0.25q + 0.10d=6.95

0.25(38-d)+0.10d=6.95

9.5-0.25d+0.10d=6.95

-015d=-2.55

d=-2.55/-0.15 = 17

q=38-17 =21

21*0.25 =5.25

17*0.10 = 1.70

5.25+1.70 = 6.95

she had 21 quarters and 17 dimes

Answer:

hope it will be helpful to you

Step-by-step explanation:

anb shade and anbnc shade

Answer:

is it in adopt me?

cause I'm only thinking of adopt me rn

Answer:

a c c b d b a a

Step-by-step explanation:

The height of the Empire State Building is approximately 1,454 feet. In order to determine how many pennies would equal this height, we need to know the height of one penny. The thickness of a penny is 1.55 millimeters or 0.061 inches. Therefore, 1 foot is equivalent to 12 inches, which means that there are 196.85 pennies in one foot (12 inches / 0.061 inches).

Now, we need to convert the height of the Empire State Building into millimeters to match the unit of the penny's thickness.

3. Convert Empire State Building's height to millimeters: 443.2 meters * 1,000 mm/m = 443,200 mm

Next, we can calculate how many pennies, when stacked on top of each other, would equal the height of the Empire State Building:

4. Divide the height of the Empire State Building (in millimeters) by the thickness of a penny: 443,200 mm / 1.52 mm/penny ≈ 291,447 pennies

So, it would take approximately 291,447 pennies, if stacked on top of each other, to equal the height of the Empire State Building.

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Answer:

Full answer: 0.26385224274406332453825857519789 Rounded to the nearest hundredth: 0.26 Rounded to the nearest tenth: 0.3

Step-by-step explanation: