Lunch break: In a recent survey of 694 working Americans ages 2534, the average weekly amount spent on lunch as $42.31 with standard deviation $2.62. The weekly amounts are approximately bellshaped. (a) Estimate the percentage of amounts that were less than $37.07. Round the answer to one decimal place. Approximately % of the amounts were less than $37.07. (b) Estimate the percentage of amounts that were greater than $44.93. Round the answer to one decimal place. Approximately [1 % of the amounts were greater than $44.93