The Census Bureau reports that 82% of Americans over the age of 25 are high school graduates. A survey of randomly selected residents of certain county included 1160 who were over the age of 25, and 958 of them were high school graduates.
(a) Find the mean and standard deviation for the number of high school graduates in groups of 1160 Americans over the age of 25.
Mean =
Standard deviation =
(b) Is that county result of 958 unusually high, or low, or neither?
(Enter HIGH or LOW or NEITHER)