STATS – The head of business intelligence and analytics in the company

| August 30, 2017

uestion
The head of business intelligence and analytics in the company suggests that a regression model be used to estimate DVD revenue instead. She also indicates her belief that DVD revenue is approximately 25% of box office gross revenue. Using a regression analysis, fully examine the questions:

i.What is the effect of box office revenue on DVD revenue in this data? Does box office revenue have a positive effect on DVD revenue? Is the effect linear? How strong is the relationship?

ii.Is the manager’s claim that DVD revenue is approximately 25% of box office gross revenue at all accurate?

In answering this question, at the least you should:

– Perform theanalysis/teststhat answer the questions

– Show yourregression output and results, which should include theregression
equation and R-square.

– Interpret theregression slope coefficient.

– Perform relevantprocedures to verify whether the assumptions of regression are
satisfied.

– Show someregression fit plots.

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