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QUESTION 22 Which statement is not true about confidence interval? A. Given the same confidence level, a wider interval is less precise B. In practice,

QUESTION 22

Which statement is not true about confidence interval?

A.

Given the same confidence level, a wider interval is less precise
B.

In practice, we want the confidence interval to be relatively narrow givena fixed confidence leve.
C.

The width of a confidence interval is determined by the sample size.
D.

The width of a confidence interval is determined by the sample mean

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