Given are tive observations for two variables, a and y. 14 18 20 55 54 42 23 15 Use the estimated regression equation: ŷ = 68.1654 – 2.4488æ. a. Compute the mean square error using equation. SSE s? = MSE = n – 2 |(to 4 decimals) b. Compute the standard error of the estimate using equation. SSE s = VMSE n- 2 (to 4 decimals) c. Compute the estimated standard deviation of bị using equation. (to 4 decimals) 4.

MATLAB: An Introduction with Applications
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(to 4 decimals)
d. Use the t-test to test the following hypotheses (a = 0.10):
Ho: B1 = 0
Ha: B1 +0
Compute the value of the t-test statistic (Enter negative values as negative numbers).
(to 3 decimals)
What is the p-value? Use Table 2 from Appendix B.
p-value is - Select your answer -
What is your conclusion?
We - Select your answer - v Ho.
e. Use the F-test to test the hypotheses in part (d) at a 0.10 level of significance.
Complete the F table below using Excel. Calculate the Sum of Squares (to 1 decimal), the Mean Squares (to 1 decimal), and the F ratio (to 2 decimals) and the p-value (to 4
decimals).
Source
Degrees
Sum of
Мean
of Variation
of Freedom
Squares
Square
p-value
Regression
Error
Total
What is your conclusion, based on this F test?
We
Select your answer
v Ho.
Transcribed Image Text:(to 4 decimals) d. Use the t-test to test the following hypotheses (a = 0.10): Ho: B1 = 0 Ha: B1 +0 Compute the value of the t-test statistic (Enter negative values as negative numbers). (to 3 decimals) What is the p-value? Use Table 2 from Appendix B. p-value is - Select your answer - What is your conclusion? We - Select your answer - v Ho. e. Use the F-test to test the hypotheses in part (d) at a 0.10 level of significance. Complete the F table below using Excel. Calculate the Sum of Squares (to 1 decimal), the Mean Squares (to 1 decimal), and the F ratio (to 2 decimals) and the p-value (to 4 decimals). Source Degrees Sum of Мean of Variation of Freedom Squares Square p-value Regression Error Total What is your conclusion, based on this F test? We Select your answer v Ho.
Given are tive observations for two variables, x and y.
14
18
20
55
54
42
23
15
Use the estimated regression equation: ŷ = 68.1654 – 2.4488x.
a. Compute the mean square error using equation.
SSE
2 = MSE :
n- 2
(to 4 decimals)
b. Compute the standard error of the estimate using equation.
SSE
/MSE
п - 2
(to 4 decimals)
c. Compute the estimated standard deviation of bị using equation.
(to 4 decimals)
d. Use the t-test to test the following hypotheses (a = 0.10):
Ho: B1 = 0
Ha: B1 +0
Compute the value of the t-test statistic (Enter negative values as negative numbers).
(to 3 decimals)
What is the p-value? Use Table 2 from Appendix B.
Transcribed Image Text:Given are tive observations for two variables, x and y. 14 18 20 55 54 42 23 15 Use the estimated regression equation: ŷ = 68.1654 – 2.4488x. a. Compute the mean square error using equation. SSE 2 = MSE : n- 2 (to 4 decimals) b. Compute the standard error of the estimate using equation. SSE /MSE п - 2 (to 4 decimals) c. Compute the estimated standard deviation of bị using equation. (to 4 decimals) d. Use the t-test to test the following hypotheses (a = 0.10): Ho: B1 = 0 Ha: B1 +0 Compute the value of the t-test statistic (Enter negative values as negative numbers). (to 3 decimals) What is the p-value? Use Table 2 from Appendix B.
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