(Answered) One year consumers spent an average ofnbsp24nbspon a meal

Statistics

One year consumers spent an average of ?$24 on a meal at a restaurant. Assume that the amount spent on a restaurant meal is normally distributed and that the standard deviation is ?$5. Complete parts? (a) and? (b) below.

a. What is the probability that a randomly selected person spent more than ?$28?

?P(X >? $28) =

b. What is the probability that a randomly selected person spent between ?$12 and ?$21?

?P($12 < X

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