The following data gives the number of employees at the bookstore and the number of minutes students wait in line to buy books at the beginning of the term. The independent variable is the number of employees and the dependent variable is the number of minutes. What is the y intercept? SSxx = 56.857; SS=2095.714; SSxy=-322.571 SUMMARY OUTPUT Regression Statistics Multiple R R Square Adjusted R Square X36899 0.96 0.93 0.91 y 67 54 47 33 31 25 12 OUTPUT Regression Statistics Multiple R R Square Adjusted R Square Standard Error 5.48 Observations 7 ANOVA Intercept x variable 1 df Regression 1 Residual 5 Total 6 O 5.85 O-72.69 O-5.85 0.96 0.93 O 72.69 0.91 Coefficients 72.69 -5.85 SS 1945.3 150.4 2095.7 Standard Error 4.74 0.73 MS 1945.3 30.1 t Stat 15.34 -8.04 F 64.7 P-value 0.00 0.00 Significance F 0.00048117 Lower 95% 60.51 -7.72 Upper 95% 84.87 -3.98
The following data gives the number of employees at the bookstore and the number of minutes students wait in line to buy books at the beginning of the term. The independent variable is the number of employees and the dependent variable is the number of minutes. What is the y intercept? SSxx = 56.857; SS=2095.714; SSxy=-322.571 SUMMARY OUTPUT Regression Statistics Multiple R R Square Adjusted R Square X36899 0.96 0.93 0.91 y 67 54 47 33 31 25 12 OUTPUT Regression Statistics Multiple R R Square Adjusted R Square Standard Error 5.48 Observations 7 ANOVA Intercept x variable 1 df Regression 1 Residual 5 Total 6 O 5.85 O-72.69 O-5.85 0.96 0.93 O 72.69 0.91 Coefficients 72.69 -5.85 SS 1945.3 150.4 2095.7 Standard Error 4.74 0.73 MS 1945.3 30.1 t Stat 15.34 -8.04 F 64.7 P-value 0.00 0.00 Significance F 0.00048117 Lower 95% 60.51 -7.72 Upper 95% 84.87 -3.98
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.4: Scatter Plots And Line Of Fit
Problem 1CYU
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