Multiple Choice
The .95 confidence interval for a population proportion based on a sample of n cases ranged from .40 to .56.If the sample proportion was unchanged, but the sample size was increased to 4n, the .95 confidence interval would be about
A) .32 to .64.
B) .36 to .60.
C) .44 to .52.
D) .46 to .50.
Correct Answer:
Verified
Correct Answer:
Verified
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