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A simple random sample from a population with a normal distribution of 105 body temperatures has...

A simple random sample from a population with a normal distribution of 105 body temperatures has x =98.1°F and s=0.61°F. Construct a 90​%

confidence interval estimate of the standard deviation of body temperature of all healthy humans.

Math   Statistics-And-Probability   
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Answer #1



n = 105




Lower Limit =
Upper Limit =
90% Confidence interval is ( 0.3004 , 0.475 )
( 0.3004 < < 0.475 )


( 0.5481 < < 0.6892 )

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