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# Construct a 95% Confidence Interval for the Population $\sigma$

Question 42
Multiple Choice
Question 42
Multiple Choice

## Construct a 95% confidence interval for the population standard deviation $\sigma$ if a sample of size 18 has standard deviation s=20 .

A) (15.70,28.00)
B) (14.69,28.74)
C) (15.01,29.98)
D) (15.11,29.58)

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