Question

Use the following for all of the questions. Assume that the weights of college-age males have a normal distribution with a mean of 162 lbs. and a standard deviation of 20 lbs. Within what range will about 95% of the weights fall? 142 to 182 122 to 202 102 to 222

What percent of college-age males have weights 200 lbs or more?

97.1%

19.0%

2.9%

What percent of college-age males have weights 140 lbs or less?

13.6%

49.2%

86.4%

What percent of college-age males have weights between 152 lbs and 172 lbs?

50.0%

30.8%

38.3%

Answer 1