Question: A simple random sample of size n is drawn from a population that is known to be 2 normally distributed. The sample variance, s, is

A simple random sample of size n is drawn from a population that is known to be 2 normally distributed. The sample variance, s, is determined to be 12.1. Formula sheet Construct a 90% confidence interval for of if the sample size, n, is 20 The lower bound is (Round to two decimal places as needed.) The upper bound is (Round to two decimal places as needed.)

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