According to the national health survey, heights of adults may have a normal mod
ID: 2928885 • Letter: A
Question
According to the national health survey, heights of adults may have a normal model with mean heights of 69.1" for men and 64.0" for women. Based on this information, on average how much taller are men then women? According to the national health survey, heights of adults may have a normal model with mean heights of 69.1" for men and 64.0" for women. Based on this information, on average how much taller are men then women? According to the national health survey, heights of adults may have a normal model with mean heights of 69.1" for men and 64.0" for women. Based on this information, on average how much taller are men then women? According to the national health survey, heights of adults may have a normal model with mean heights of 69.1" for men and 64.0" for women. Based on this information, on average how much taller are men then women?Explanation / Answer
Based on information we have
E(X-Y) = E(X)- E(Y)
So,
E(men-women) = E(M)-E(W)
= 69.1 - 64
= 5.1 inches