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Mathematics, 09.03.2021 04:00 hdkdkdbx

Borachio eats at the same fast food restaurant every day. Suppose the time X between the moment Borachio enters the restaurant and the moment he is served his food is normally distributed with mean 4.2 minutes and standard deviation 1.3 minutes. Find the probability that average time until he is served in eight randomly selected visits to the restaurant will be at least 5 minutes.

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Borachio eats at the same fast food restaurant every day. Suppose the time X between the moment Bora...

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