Irrespective of the store, an increase in price results in the reduction of sales

A dummy variable is used as an independent variable in a regression model when __________.

Which one of the following statements is true?        

What % of variation in sales is explained by variations in price and store location? (Please enter 50.57 for 50.57%)

The ANOVA F test of the final regression model tells us the following:

Predict the sales for Store 3 when Price is $0.60/unit (round upto 2 decimal points)

Orange Juice Sales in Four Stores. The next questions are based on Problem Set 7, Orange Juice Sales in Four Stores. You have run a regression analysis with Price and Store # as the independent variables. Store # is a Dummy variable, and store 1 is treated as the base category. For FULL CREDIT, your Homework Solution file submitted earlier should clearly show the output.

When a dummy variable is included a multiple regression model, the interpretation of the estimated slope co-efficient does not make sense anymore.

A solute that would be a crystal when in its anhydrous form but able to pass through both filters and membranes when in solution is

Which of the following classes of organic compounds is responsible for some of the bad odors of decomposition?