Consumers spend an average of $13.80 on a meal at a restaurant in 2012. (Data extracted from

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Consumers spend an average of $13.80 on a meal at a restaurant in 2012. (Data extracted from www.alixpartners.com.)

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 95% of the amounts spent fall?

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Basic Business Statistics

ISBN: 9780321870025

13th Edition

Authors: Mark L. Berenson, David M. Levine, Kathryn A. Szabat

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Question Posted: Dec 19, 2016 11:10 AM

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Consumers spend an average of $13.80 on a meal at a restaurant in 2012. (Data extracted from

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Partial PHStat output a PX 15 PZ 06 02743 P...View the full answer

Basic Business Statistics

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