Mathematics, 31.07.2020 03:01 tishaadams2160

A simple random sample from a population with a normal distribution of 102 body temperatures has x overbarequals98.40degrees Upper F and sequals0.66degrees Upper F. Construct an 80% confidence interval estimate of the standard deviation of body temperature of all healthy humans. Is it safe to conclude that the population standard deviation is less than 1.80degrees Upper F?

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A simple random sample from a population with a normal distribution of 102 body temperatures has x o...