Regression Analysis.
ANOVA
Regression output
A local grocery store wants to predict its daily sales in dollars. The manager believes that the amount of newspaper advertising significantly affects 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/MegaStat output given above summarizes the results of the regression model.
Determine a 95 percent confidence interval estimate of the daily average store sales based on $3,000 advertising expenditures. The distance value for this particular prediction is reported as .164.

Question

Regression Analysis.
  ANOVA
  Regression output
  A local grocery store wants to predict its daily sales in dollars. The manager believes that the amount of newspaper advertising significantly affects 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/MegaStat output given above summarizes the results of the regression model.
Determine a 95 percent confidence interval estimate of the daily average store sales based on $3,000 advertising expenditures. The distance value for this particular prediction is reported as .164.

Quizplus · Accepted Answer

The Answer of Regression Analysis.
  ANOVA
  Regression output
  A local grocery store wants to predict its daily sales in dollars. The manager believes that the amount of newspaper advertising significantly affects 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/MegaStat output given above summarizes the results of the regression model.
Determine a 95 percent confidence interval estimate of the daily average store sales based on $3,000 advertising expenditures. The distance value for this particular prediction is reported as .164.

Regression Analysis. ANOVA