Step 2 of 3:

What is the adjusted coefficient of determination for this model, R2a2? Round your answer to four decimal places.

Step 3 of 3:

Which statistic is most appropriate for the pizzeria owner to determine the usefulness of the regression model and why?

The owner of a new pizzeria in town wants to study the relationship between weekly revenue and advertising expenditures. All measures are recorded in thousands of dollars. The summary output for the regression model is given below. Step 1 of 3: What is the coefficient of determination for this model, R2 ? Round your answer to four decimal places. Ra2, since the model is a multiple regression model. R2, since the model is a simple linear regression model. R2, since the model is a multiple linear regression model Ra2, since the model is a simple linear regression model