Question

Make a sketch of the regression line for each of the following regression prediction equations. HINT:...

  1. Make a sketch of the regression line for each of the following regression prediction equations. HINT: In each case, think about the value of a, the y-intercept and b, the slope

A. y = 2 + 2x

B. y = 2x

C. y=2+x

D. y = 2

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Fitting a straight line to a set of data yields the following prediction line. Complete​ (a)...
Fitting a straight line to a set of data yields the following prediction line. Complete​ (a) through​ (c) below. Yi=16−0.3Xi a. Interpret the meaning of the​ Y-intercept,b0 Choose the correct answer below. The​ Y-intercept, b0 =16​, implies that when the value of X is​ 0, the mean value of Y is 16. The​ Y-intercept, b0=−0.3​, implies that when the value of X is​ 0, the mean value of Y is −0.3. The​ Y-intercept, b0=16​, implies that the average value of...
The regression line can never be used for prediction. True False The slope is the amount...
The regression line can never be used for prediction. True False The slope is the amount Y changes for every increase in X. True False "When you calculate a regression equation, you want the line with the most error. " True False "Correlation measures the linear relationship between two variables, while a regression analysis precisely defines this line. " True False The predicted value based on a regression equation is a perfect prediction. True False What represents the intercept (the...
1, X Y 12 7 a. Find the regression equation. 9 4 b. Interpret the meaning...
1, X Y 12 7 a. Find the regression equation. 9 4 b. Interpret the meaning of the Y intercept bo 13 5 c. Interpret the meaning of the slope b1. 5 3 d. Predict the average value of Y for X = 6   2, Fitting a straight line to a set of data yields the following regression equation a. Find and interpret the meaning of the Y intercept b0. b. Find and interpret the meaning of the slope b1....
(a) Write the equation in slope-intercept form. y = −(x − 5) (b) Write the equation...
(a) Write the equation in slope-intercept form. y = −(x − 5) (b) Write the equation in slope-intercept form. y + 2x = 6 A restaurant serves 80 customers per hour. (a) Write an equation that relates the number of customers C and time t. Use the slope and y-intercept to sketch the graph of each equation. (a)     y = 3x + 2 Identify the x-intercept. b)     y = − 1/5x Identify the x-intercept. (c)     y = 3/2x-6 Identify the...
1. Consider the following regression line: i= -7.29 + 1.93 x YearsEducation. You are told that...
1. Consider the following regression line: i= -7.29 + 1.93 x YearsEducation. You are told that the t-ratio on the slope coefficient was 24.125. What is the standard error of the slope coefficient? A. 0.30 B. -0.08 C. 0.08 D. 1.64 2. In the simple linear regression model Yi = β0 + β1Xi + ui:   A. the absolute value of the slope is typically between 0 and 1. B. the intercept is typically small and unimportant. C. β0 + β1Xi...
60.       If we have a regression line predicting the amount of improvement in your performance as...
60.       If we have a regression line predicting the amount of improvement in your performance as a function of the amount of tutoring you receive, an intercept of 12 would mean that a) you need to have 12 hours of tutoring to get an A. b) if you don’t have any tutoring, the best you can do is a grade of 12. c) even without tutoring you will improve. d) tutoring helps. A significant slope means that a) the slope...
In the simple linear regression model estimate Y = b0 + b1X A. Y - estimated...
In the simple linear regression model estimate Y = b0 + b1X A. Y - estimated average predicted value, X – predictor, Y-intercept (b1), slope (b0) B. Y - estimated average predicted value, X – predictor, Y-intercept (b0), slope (b1) C. X - estimated average predicted value, Y – predictor, Y-intercept (b1), slope (b0) D. X - estimated average predicted value, Y – predictor, Y-intercept (b0), slope (b1) The slope (b1) represents A. the estimated average change in Y per...
17. Match the information about each graph with the correct linear equation. Information Linear Equations ​(a​)...
17. Match the information about each graph with the correct linear equation. Information Linear Equations ​(a​) The graph of the equation has​ y-intercept ​(0,−99​). A. 6 x plus y equals negative 96x+y=−9 ​(b​) The graph of the equation has​ (0, 0) as​ x-intercept and​ y-intercept. B. y equals 4 xy=4x ​(c​) The graph of the equation does not have an​ x-intercept. C. y equals 7y=7 ​(d​) The graph of the equation has​ x-intercept ​(77​,0). D. x minus 7 equals 0...
Question 14 A line has a slope of  − 2  and passes through the point ( ...
Question 14 A line has a slope of  − 2  and passes through the point ( 3 , 4 ) . Give the equation of the line in slope-intercept form. a) y  =  − 2 x  +  9 b) y  =  − 2 x  +  11 c) y  =  − 2 x  +  10 d) y  =  − 2 x  +  12 e) y  =  − 2 x  +  8 f) None of the above. Question 13 The line with...
ANSWERED SOME DONT KNOW IF THEY ARE RIGHT 14.24 Using the following information, make a prediction...
ANSWERED SOME DONT KNOW IF THEY ARE RIGHT 14.24 Using the following information, make a prediction for Y, given an X score of 8: Variable X: M = 12, SD = 3 Variable Y: M = 74, SD = 18 Pearson correlation of variables X and Y = 0.46 Transform the raw score for the independent variable to a z score. -z score is (8-12)/3= -1.333 Calculate the predicted z score for the dependent variable. Predicted z score= -1.33x .46...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT