Non-Hispanic White females aged 20-39 in the U.S. have an average height of 64.9 inches with a standard deviation of 2.3 inches. The data is not normally distributed. If we sample 40 white females who are between the ages of 20 and 39, what is the probability that their average height is between 64 and 66 inches? Probability is If we sample 80 white females who are between the ages of 20 and 39, what is the probability that their average height is between 64 and 66 inches? Probability is 0.0083 Cite: https://www.cdc.govchs/data/series/sr_03/sr03_039.pdf