In this assignment, you will perform a multiple regression analysis inside of Microsoft Excel.
· Walk through the example regression problem.
· Learn by Marketing. (2018).
Linear regression by hand and in Excel
(Links to an external site.)
. Retrieved from http://www.learnbymarketing.com/tutorials/linear-regression-by-hand-in-excel/
Now complete a secondary regression using the changed data table you can download here
· Complete a multiple regression using the data “Use Sales” as the Y Range and “Social Media,” “Web” and “Print” as the X-Range.
· Include residuals, line-fit plots and Normal probability plots.
Read: Regression analysis in Excel
· QIMacros. (2018).
Regression analysis in Excel (Links to an external site.)
. Retrieved from https://www.qimacros.com/hypothesis-testing/regression/
Watch: Multiple Regression Interpretation in Excel.
This video provides an example of interpreting multiple regression output in excel:
Analyze what you are able to determine from the regression:
Equation of the line
Effects of variation of spend in Social Media and Web
Include a copy of your Excel file with the regression output in a separate sheet