Lunch break: In a recent survey of 646 working Americans ages 25-34, the average weekly amount spent on lunch as $45.67 with standard deviation $2.88. The weekly amounts are approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Estimate the percentage of amounts that were less than $42.79. Round the answer to one decimal place. % of the amounts were less than $42.79. Approximately X S

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Lunch break: In a recent survey of 646 working Americans ages 25-34, the average weekly amount spent on lunch as $45.67 with standard deviation $2.88.
The weekly amounts are approximately bell-shaped.
Part: 0/3
Part 1 of 3
(a) Estimate the percentage of amounts that were less than $42.79. Round the answer to one decimal place.
% of the amounts were less than $42.79.
Approximately
Transcribed Image Text:Lunch break: In a recent survey of 646 working Americans ages 25-34, the average weekly amount spent on lunch as $45.67 with standard deviation $2.88. The weekly amounts are approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Estimate the percentage of amounts that were less than $42.79. Round the answer to one decimal place. % of the amounts were less than $42.79. Approximately
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