Mathematics, 04.02.2020 15:43 glawson2

Asimple random sample of 8 reaction times of nascar drivers is selected. the reaction times have a normal distribution. the sample mean is 1.24 sec with a standard deviation of 0.12 sec. construct a 99% confidence interval for the population standard deviation. a. 0.20 < σ < 0.92 b. 0.73 < σ < 3.30 c. 0.07 < σ < 0.32 d. 0.08 < σ < 0.22

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