Question Lunch break: In a recent survey of 655 working Americans ages 25 -34, the average weekly amount spent on lunch was $42.33 with standard deviation $2.92. The weekly amounts are approximately bell-shaped. (a) Estimate the percentage of amounts that are between $36.49 and $48.17. (b) Estimate the percentage of amounts that are between $33.57 and $51.09. (c) Between what two values will approximately 68% of the amounts be? (Round to nearest whole number) Approximately = % of the amounts fall between $36.49 and $48.17. (Round to nearest whole number) Almost = % of the amounts fall between $33.57 and $51.09. A/ (Round to nearest whole number) Approximately = % of the amounts fall between $39.41 and $45.25. A/