Multiple Choice
In generalizing from a sample, in order to achieve an error margin of plus or minus 3 percentage points at a confidence level of about 95 percent, what's the smallest random sample we can get away with, regardless of the size of the population?
A) 10 percent of the population
B) 100
C) 500
D) 1,000
E) 5,000
Correct Answer:

Verified
Correct Answer:
Verified
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