You want to find out whether Americans between 21 and 40 years of age tend to vote Democratic and whether Americans between 41 and 70 tend to vote Republican. You will most likely use a ________ to collect your data.

You want to find out whether Americans between 21 and 40 years of age tend to vote Democratic and whether Americans between 41 and 70 tend to vote Republican. You will most likely use a ________ to collect your data.



A) simple random sample
B) mechanical device
C) stratified random sample
D) cluster sample
E) convenience sample


Answer: C


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