Regression Analysis The local grocery store wants to predict the daily sales in dollars.The manager believes that the amount of newspaper advertising significantly affects the store sales.He randomly selects 7 days of data consisting of daily grocery store sales (in thousands of dollars)and advertising expenditures (in thousands of dollars).The Excel/Mega-Stat output given above summarizes the results of the regression model. What are the limits of the 95% confidence interval for the population slope?
A)5.00 to 8.333
B)2.667 to 10.667
C)4.096 to 9.238
D)2.382 to 10.952
E)3.308 to 10.025

Question

Regression Analysis  The local grocery store wants to predict the daily sales in dollars.The manager believes that the amount of newspaper advertising significantly affects the store sales.He randomly selects 7 days of data consisting of daily grocery store sales (in thousands of dollars)and advertising expenditures (in thousands of dollars).The Excel/Mega-Stat output given above summarizes the results of the regression model. What are the limits of the 95% confidence interval for the population slope?
A)5.00 to 8.333 
B)2.667 to 10.667 
C)4.096 to 9.238 
D)2.382 to 10.952 
E)3.308 to 10.025

Quizplus · Accepted Answer

The Answer of Regression Analysis  The local grocery store wants to predict the daily sales in dollars.The manager believes that the amount of newspaper advertising significantly affects the store sales.He randomly selects 7 days of data consisting of daily grocery store sales (in thousands of dollars)and advertising expenditures (in thousands of dollars).The Excel/Mega-Stat output given above summarizes the results of the regression model. What are the limits of the 95% confidence interval for the population slope?
A)5.00 to 8.333 
B)2.667 to 10.667 
C)4.096 to 9.238 
D)2.382 to 10.952 
E)3.308 to 10.025

Regression Analysis the Local Grocery Store Wants to Predict