Mathematics, 29.11.2019 04:31 iamasia06

This question has been frustrating me for awhile. can anyone ? this is statistics.
41 random samples of monthly electric bill amounts are selected from a normally distributed population.
the samples have a mean of $108 and a standard deviation of $5.
construct a 98% confidence interval for the population standard deviation.

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This question has been frustrating me for awhile. can anyone ? this is statistics.
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