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(a) Describe the distribution of x, height of male college students.
a) skewed right
b) approximately normal
c) skewed left
d) chi-square
(b) Find the proportion of male college students whose height is greater than 70 inches. (Give your answer correct to four decimal places.)
(c) Describe the distribution of x, the mean of samples of size 16.
(d) Find the mean of the x distribution. (Give your answer correct to the nearest whole number.)
(ii) Find the standard error of the x distribution. (Give your answer correct to two decimal places.)
(e) Find P(x > 70). (Give your answer correct to four decimal places.)
(f) Find P(x < 64). (Give your answer correct to four decimal places.)
the following eight observations were randomly selected from two populations that were not necessarily normally
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