How much money does a typical family of four spend at a McDonalds restaurant per visit? The
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How much money does a typical family of four spend at a McDonald’s restaurant per visit? The amount is a normally distributed random variable with a mean of $16.40 and a standard deviation of $2.75.
a. Find the probability that a family of four spends less than $10.
b. What is the amount below which only 10% of families of four spend at McDonald’s?
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Related Book For
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
Question Posted:
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