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A Random Sample of 20 Observations Is Selected from a Normally

Question 12

Multiple Choice

A random sample of 20 observations is selected from a normally distributed population. The sample variance is 12. In the 95% confidence interval for the population variance, the upper limit will be:


A) 6.940
B) 7.564
C) 22.536
D) 25.599
E) 27.392

Correct Answer:

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