Mathematics, 05.05.2020 08:44 falgunim4

A study of the ages of motorcyclists killed in crashes involves the random selection of 167 drivers with a mean of 34.35 years. assuming that standard deviation= 10.1 years, construct a 90% confidence interval estimate of the mean age of all motorcyclists killed in crashes.

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A study of the ages of motorcyclists killed in crashes involves the random selection of 167 drivers...

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