Question

Consumers spent an average of $ 14.99 on a meal at a restaurant in 2013. (Data extracted from bit. ly/ 1hObH22.) Assume that the amount spent on a restaurant meal is normally distributed and that the standard deviation is $ 2.
a. What is the probability that a randomly selected person spent more than $ 15?
b. What is the probability that a randomly selected person spent between $ 10 and $ 12?
c. Between what two values will the middle Ninety- five percent of the amounts spent fall?


$1.99
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  • CreatedJuly 16, 2015
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