On the basis of the following data, the marketing manager wants to predict the sales volume for
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Question:
On the basis of the following data, the marketing manager wants to predict the sales volume for the locality on the basis of # households, number of cars and marketing expense
i. Draw three scatter plots of sales volume with each of the three variables and comment on their correlation.
ii. Regress the sales volume on #household, number of cars and marketing expenses. Calculate R square and interpret the same.
iii. Determine which variable is/are significant variable/s. Is there any insignificant variable? If yes, regress again, by dropping the variable. Will dropping that variable increases the adjusted R square?
Related Book For
Accounting
ISBN: 978-0324662962
23rd Edition
Authors: Jonathan E. Duchac, James M. Reeve, Carl S. Warren
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