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The data set GrocSalesMalls.xlsx has data on annual sales of 25 homes in a grocery store chain. The data has the following columns. Data:      Sales: Last Year’s sales per store in $1000 units     Customers: Number of Customers last year ( in 1000s)     Mall: 1 = store located at a mall, 0 = otherwise      Mail*Customers = Interaction Term  Model 1:  Model 2 : Based on this information, please answer the next two questions.  

What would be the interpretation of the p-value for the t test? alpha = 0.05  

Perform the individual significance tests at the significance level of 0.05.  Write out the hypothesis tests. What is your conclusion?

What are the r2  and adjusted r2 values for the regression model? Interpret the meanings. Which one should be used?

What is the percentage of variation in sales explained by modeling on advertising expenditures? (Give to two decimal places.)  

The estimated average change in salary (in thousands of dollars) as a result of spending an extra hour per day studying is

From main: Create ArrayList and add the 3 Students given in the instructions.

Implement the function/method required by the Interface. Compares students by name

Which group debated and drafted the Declaration of Independence?

According to Nicole Hannah-Jones in the 1619 Project, why did slavery play an essential role in enabling the American colonists to declare independence from Britain?