Mathematics

Mathematics, 27.11.2019 06:31, adamske0

In melanie's styling salon, the time to complete a simple haircut is normally distributed with a mean of 25 minutes and a standard deviation of 4 minutes. the slowest quartile of customers will require longer than how many minutes for a simple haircut?

(a) 3(n+1)/4 minutes
(b) 26 minutes
(c) 25.7 minutes
(d) 27.7 minutes

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