What is the probability that the average weekly amount

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Weekly fast food expenditures by young adults are normally distributed with a mean of $44.65 and a standard deviation of $14.25.

A. What is the probability that the average weekly amount spent on fast food by a random sample of 11 young adults will be between $35.00 and $40.00? round to 4 places after the decimal point.

B. Young adults in the bottom 4% of weekly expenditures on fast food are designated as FFF (fast food fit). What money amount represents the maximum weekly expenditures for FFF young adults? round to 2 places after the decimal point.

C. What is the probability that a randomly selected young adult will spend more than $48 weekly on fast food? round to 4 places after the decimal point.

Reference no: EM131936295

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