Question: I need help with this with a very clear explanation 3. The values listed below is a sample of the scores on a recent history

I need help with this with a very clear explanation

3. The values listed below is a sample of the scores on a recent history test. Construct a 90% confidence interval for the population standard deviation o. Round the answers in the confidence intervals to three decimal places. 60 62 67 73 76 82 86 89 95 98 99

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