Multiple Choice
If the desired precision to estimate a mean is increased by a factor of four (for example,from 40 to 10) the sample size is increased by a factor of ____,all else equal.
A) 30.0
B) 4.0
C) 16.0
D) 2.0
E) 32.0
Correct Answer:
Verified
Correct Answer:
Verified
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