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Suppose That 90% and 98% Confidence Intervals Are Both Computed

Question 19

Multiple Choice

Suppose that 90% and 98% confidence intervals are both computed for a population proportion (using the same sample) . Which confidence level will give the narrowest interval?


A) 90%
B) 98%
C) It depends on the value of the sample proportion.
D) It depends on the value of the true population proportion.

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