Question: A simple random sample from a population with a normal distribution of 99 body temperatures has x = 99.10 F and s = 0.66 F.

A simple random sample from a population with a normal distribution of 99 body temperatures has x = 99.10 F and s = 0.66 F. Construct a 90% confidence interval estimate of the standard deviation of body temperature of all healthy humans. Click the icon to view the table of Chi-Square critical values. F
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