Question

. Customers at a popular Regina restaurant spend on average µ = 22.80 (per person). Assume[4]...

. Customers at a popular Regina restaurant spend on average µ = 22.80 (per person). Assume[4] that the amount spent at the restaurant follows approximately a normal distribution with a standard deviation of σ = 2.56.
(a) What is the probability that a randomly selected customer will spend more than $24.00?
(b) For a random sample of 49 customers, find the probability that the mean of the sample is between $22.50 and $24.00.

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