InStyle magazine wants to examine the pull power of two types of copy in increasing the level of newsstand sales for a given month.The issue will feature British royal Kate Middleton but InStyle wants to know whether newsstand sales will be higher for a cover that mentions Middleton's daily life or one that promises to share Middleton's style secrets.The issues are identical with the exception of the copy underneath the cover graphic of Middleton.Which type of study is this an example of?
A) Case study
B) Experimental study
C) Exploratory study
D) Longitudinal study
E) Ex post facto study

Question

Quizplus · Accepted Answer

This is an example of an experimental study because InStyle is manipulating one variable (the type of cover copy) to see its effect on the outcome variable (newsstand sales). They are using two identical issues with the only difference being the type of cover copy, and then measuring the sales of each issue to compare the effects of the different cover copy types.

InStyle Magazine Wants to Examine the Pull Power of Two