Exercise 4.8 The members of an exercise walking group agree to partake in your study; you randomly give half of the group walking music in a major key, and the others are given walking music in a minor key. Each participant can walk as often and for as long as he or she likes. The participants will record and submit the total number of minutes that they walked in a week.

Data set: Ch 04 - Exercise 08.sav Codebook Variable: musickey Definition: Music key Type: Categorical (1 = Major, 2 = Minor)

Variable: minwalk Definition: Total number of minutes walked Type: Continuous