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3. (19pts) A portion of the regression output for an application relating maintenance expense (dollars per month) to usa
Posted: Wed May 11, 2022 9:51 am
by answerhappygod
- 3 19pts A Portion Of The Regression Output For An Application Relating Maintenance Expense Dollars Per Month To Usa 1 (34.88 KiB) Viewed 34 times
3. (19pts) A portion of the regression output for an application relating maintenance expense (dollars per month) to usage (hours per week) for a particular brand of computer terminal follows. In a completely randomized design, 10 experimental units were used. Regression Statistics Multiple R R Square Standard Error Observations ANOVA df SS MS F Significance F 1575.76 Regression Residual Total 1924.90 Lower Coefficients Star P-value Standard Error 0.9361 Upper 95% 95% Intercept Usage 6.1092 0.8951 a. Complete the above tables. b. Write the estimated regression equation. c. Use a t test to determine whether monthly maintenance expense is related to usage at the 05 level of significance. d. Did the estimated regression equation provide a good fit? Explain.