Out of 800 residents, about how many would you expect to have a disposable income of between
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Out of 800 residents, about how many would you expect to have a disposable income of between $40,000 and $42,000?
The per capita disposable income for residents of a U.S. city in a recent year is normally distributed, with a mean of about $44,000 and a standard deviation of about $2450.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780134683416
7th Edition
Authors: Ron Larson, Betsy Farber
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