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Consider the following data for a dependent variable y and two independent variables, x1 and x2. X1 x2 30 13 95 47 11 108 25 17 112 51 16 179 41 95 52 20 175 74 7 171 36 13 118 60 14 142 77 17 211 The estimated regression equation for these data is = -12.88 + 1.96x1 + 4.27x2 Here SST = 15,090.4, SSR = 13,501.7, sb, = 0.2893, and 8z 1.0822. %3D a. Test for a significant relationship among x1, x2, and y. Use a = .05. Compute F-test statistic (to 2 decimals). Use F table. The p-value is - Select your answer - v What is your conclusion? - Select your answer - b. Compute the t test statistic for the significance of B1. Use a = .05 (to 2 decimals). Use t table. Thep-value is - Select your answer - v What is your conclusion? B1 - Select your answer - v significant. c. Compute the t test statistic for the significance of B2. Use a = .05 (to 2 decimals). Use t table. The p-value is - Select your answer What is your conclusion? B2 - Select your answer - significant.

Consider the following data for a dependent variable y and two independent variables, x1 and x2. X1 x2 30 13 95 47 11 108 25 17 112 51 16 179 41 95 52 20 175 74 7 171 36 13 118 60 14 142 77 17 211 The estimated regression equation for these data is = -12.88 + 1.96x1 + 4.27x2 Here SST = 15,090.4, SSR = 13,501.7, sb, = 0.2893, and 8z 1.0822. %3D a. Test for a significant relationship among x1, x2, and y. Use a = .05. Compute F-test statistic (to 2 decimals). Use F table. The p-value is - Select your answer - v What is your conclusion? - Select your answer - b. Compute the t test statistic for the significance of B1. Use a = .05 (to 2 decimals). Use t table. Thep-value is - Select your answer - v What is your conclusion? B1 - Select your answer - v significant. c. Compute the t test statistic for the significance of B2. Use a = .05 (to 2 decimals). Use t table. The p-value is - Select your answer What is your conclusion? B2 - Select your answer - significant.

MATLAB: An Introduction with Applications
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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Consider the following data for a dependent variable y and two independent variables, x1 and x2. X2 30 13 95 47 11 108 25 17 112 51 16 179 41 5 95 52 20 175 74 171 36 13 118 60 14 142 77 17 211 The estimated regression equation for these data is -12.88 + 1.96x1 + 4.27x2 Here SST 15,090.4, SSR 13,501.7, Sb, = 0.2893, and Sb2 = 1.0822. a. Test for a significant relationship among x1, x2, and y. Use a = .05. Compute F-test statistic (to 2 decimals). Use F table. The p-value is Select your answer - What is your conclusion? Select your answer - b. Compute the t test statistic for the significance of B1. Use a = .05 (to 2 decimals). Use t table. Thep-value is Select your answer - ▼ What is your conclusion? B1 Select your answer - v significant. c. Compute the t test statistic for the significance of B2. Use a = .05 (to 2 decimals). Use t table. The p-value is Select your answer - What is your conclusion? B2 Select your answer - v significant.
Transcribed Image Text:Consider the following data for a dependent variable y and two independent variables, x1 and x2. X2 30 13 95 47 11 108 25 17 112 51 16 179 41 5 95 52 20 175 74 171 36 13 118 60 14 142 77 17 211 The estimated regression equation for these data is -12.88 + 1.96x1 + 4.27x2 Here SST 15,090.4, SSR 13,501.7, Sb, = 0.2893, and Sb2 = 1.0822. a. Test for a significant relationship among x1, x2, and y. Use a = .05. Compute F-test statistic (to 2 decimals). Use F table. The p-value is Select your answer - What is your conclusion? Select your answer - b. Compute the t test statistic for the significance of B1. Use a = .05 (to 2 decimals). Use t table. Thep-value is Select your answer - ▼ What is your conclusion? B1 Select your answer - v significant. c. Compute the t test statistic for the significance of B2. Use a = .05 (to 2 decimals). Use t table. The p-value is Select your answer - What is your conclusion? B2 Select your answer - v significant.
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