A study on college students found that the men had an average weight of 66 kg and an SD of 9 kg. The women had an average weight of 55 kg and an SD of 9 kg.
(a) Roughly what percentage of men weighed between 57 kg and 75 kg? Round to the nearest whole number:
(b) Roughly what percentage of women weighed between 37 kg and 73 kg? Round to the nearest whole number:
(c) Roughly what percentage of men weighed above 84 kg? Round to 1 decimal place: