Lunch break: In a recent survey of 620 working Americans ages 25-34, the average weekly amount spent on lunch as $44.34 with standard deviation $2.72. The weekly amounts are approximately bell-shaped....

Extracted text: Lunch break: In a recent survey of 620 working Americans ages 25-34, the average weekly amount spent on lunch as $44.34 with standard deviation $2.72. The weekly amounts are approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Estimate the percentage of amounts that were less than $41.62. Round the answer to one decimal place. Approximately % of the amounts were less than $41.62.