Question
In a recent survey of 627 working American age 25-34, the average weekly amount spent on lunch is at 44.13 with standard deviation of 3.07.
In a recent survey of 627 working American age 25-34, the average weekly amount spent on lunch is at 44.13 with standard deviation of 3.07. The weekly amounts are approximately bell shaped.
Estimate the percentage that is greater than 47.20?
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Precalculus, Enhanced WebAssign Edition
Authors: James Stewart
6th Edition
1285499948, 9781285499949
