Mathematics, 11.03.2020 02:54, jjimenez0276

Lunch break: In a recent survey of 600 working Americans ages 25-34, the average weekly amount spent on lunch as S45.32 with standard deviation S2.87. The weekly amounts are approximately bell-shaped. Part 1 out of 3 Estimate the percentage of amounts that were less than S42.45. Round the answer to one decimal place. Approximately % of the amounts were less than $42.45.

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Lunch break: In a recent survey of 600 working Americans ages 25-34, the average weekly amount spent...