Jack identifies the population for his study on the effects of television violence on children as five year old children who watch television more than 15 hours a week. He has determined the sample size he needs, but has hit a snag. He can't list all the members of his population. It is likely that Jack will employ a ______________ approach.
A) simple random
B) stratified
C) convenience
D) snowball

Question

Quizplus · Accepted Answer

Since Jack cannot list all the members of his population, it would be difficult to use a simple random or stratified approach. A convenience sampling approach could be used in this case, where he selects participants based on convenience and accessibility.

Jack Identifies the Population for His Study on the Effects