Suppose college men’s heights are approximately normally distributed with a mean of 70.0 inches and a population standard deviation of 3 inches. What height is at the 20th percentile? Include an appropriately labeled Normal curve to support your answer.
Answer to relevant QuestionsCritical reading SAT scores are distributed as N(500, 100). a. Find the SAT score at the 75th percentile. b. Find the SAT score at the 25th percentile. c. Find the interquartile range for SAT scores. d. Is the interquartile ...The average birth weight of elephants is 230 pounds. Assume that the distribution of birth weights is Normal with a standard deviation of 50 pounds. Find the birth weight of elephants at the 95th percentile. The three-year recidivism rate of parolees in Florida is about 30%; that is, 30% of parolees end up back in prison within three years (http://www.floridaperforms.com). Assume that whether one parolee returns to prison is ...In New Mexico, about 70% of drivers who are arrested for driving while intoxicated (DWI) are convicted (http://www.drunkdrivingduilawblog.com). a. If 15 independently selected drivers were arrested for DWI, how many of them ...A study of U.S. births published on the website Medscape from WebMD reported that the average birth length of babies was 20.5 inches and the standard deviation was about 0.90 inch. Assume the distribution is approximately ...
Post your question