The data shown below for the dependent variable, y, and the independent variable, x, have been collected using simple random sampling. x 11 15 17 12 70 50 20 18 17 15 17 18 y 40 90 20 20 30 70 50 30 Develop a simple linear regression equation for these data. Calculate the sum of squared residuals, the total sum of squares, and the coefficient of determination. Calculate the standard error of the estimate. a. b. c. Calculate the standard error for the regression slope. Conduct the hypothesis test to determine whether the regression slope coefficient is equal to 0. Test using a = 0.10. d. е. Click the icon to view the t-distribution table. a. Complete the linear regression equation below. (Round to one decimal place as needed.) b. Calculate the sum of the squared residuals. SSE = (Round to the nearest whole number as needed.) What is the total sum of squares? SST= (Round to the nearest whole number as needed.) Determine the coefficient of determination. R? =O (Round to two decimal places as needed.) c. What is the standard error of the estimate? Se = | (Round to two decimal places as needed.)
The data shown below for the dependent variable, y, and the independent variable, x, have been collected using simple random sampling. x 11 15 17 12 70 50 20 18 17 15 17 18 y 40 90 20 20 30 70 50 30 Develop a simple linear regression equation for these data. Calculate the sum of squared residuals, the total sum of squares, and the coefficient of determination. Calculate the standard error of the estimate. a. b. c. Calculate the standard error for the regression slope. Conduct the hypothesis test to determine whether the regression slope coefficient is equal to 0. Test using a = 0.10. d. е. Click the icon to view the t-distribution table. a. Complete the linear regression equation below. (Round to one decimal place as needed.) b. Calculate the sum of the squared residuals. SSE = (Round to the nearest whole number as needed.) What is the total sum of squares? SST= (Round to the nearest whole number as needed.) Determine the coefficient of determination. R? =O (Round to two decimal places as needed.) c. What is the standard error of the estimate? Se = | (Round to two decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The data shown below for the dependent variable, y, and the independent variable, x, have been collected using simple random sampling.
X
11
15
17
12
20
18
17
15
17
18
70
50
40
90
20
20
30
70
50
30
Develop a simple linear regression equation for these data.
Calculate the sum of squared residuals, the total sum of squares, and the coefficient of determination.
а.
b.
C.
Calculate the standard error of the estimate.
Calculate the standard error for the regression slope.
Conduct the hypothesis test to determine whether the regression slope coefficient is equal to 0. Test using a = 0.10.
d.
e
Click the icon to view the t-distribution table.
a. Complete the linear regression equation below.
(Round to one decimal place as needed.)
b. Calculate the sum of the squared residuals.
SSE =
(Round to the nearest whole number as needed.)
What is the total sum of squares?
SST =
(Round to the nearest whole number as needed.)
Determine the coefficient of determination.
R2 =
(Round to two decimal places as needed.)
c. What is the standard error of the estimate?
Sg =
(Round to two decimal places as needed.)
d. Determine the standard error for the regression slope.
(Round to two decimal places as needed.)
Transcribed Image Text:d. Determine the standard error for the regression slope.
(Round to two decimal places as needed.)
e. What are the appropriate hypotheses to test?
O B. Ho: B, <0
Hạ: B, 20
O E. Ho: B1 = 0
Ha: B, #0
OC. Ho: B, >0
Hạ: B, s0
O A. Ho: B, 2 0
Ha: B, <0
O D. Ho: B, s0
HA: B, >0
O F. Ho: P, #0
HẠ: B, = 0
Determine the rejection region for the test statistic t. Select the correct choice below and fill in any answer boxes to complete your choice.
(Round to four decimal places as needed.)
O A. t<
or t>
O B. t>
O C. t<
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