If Weight Watchers is interested in collecting information about Americans' perceptions of dieting programs, and the company believes that significant regional differences may exist, the best type of sampling would be

If Weight Watchers is interested in collecting information about Americans' perceptions of dieting programs, and the company believes that significant regional differences may exist, the best type of sampling would be

If Weight Watchers is interested in collecting information about Americans' perceptions of dieting programs, and the company believes that significant regional differences may exist, the best type of sampling would be



a) random.

b) quota.

c) population.

d) stratified.

e) nonquota.



Answer: d) stratified.


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