question 17

Test An elevator has a placard stating that um capacity is 3500 lb- 25 passengers So 25 adult male passengers can have a mean weight of up 10 3500 725 of mates are normally distributed with a mean of 12 1 lb and a standard deviation of 37 lb. a. Find the probably adult male has a weight greater than 140 b b. Find the probability the ected adult males has a mean weight greater than 140 lb. c. What do you conclude about f safetyof his elevator a. The probability that I randomly selected adult male has a weight greater than 140 lb is "Round to four decimal places as needed ) b. The probability that a sample of 25 randomly selected adult males has a mdan weight greater than 140 lb is (Round to four decimal places as needed:) to be safe