Question
Use the normal distribution of fish lengths for which the mean is 9 inches and the standard deviation is 2 inches. Assume the variable x
Use the normal distribution of fish lengths for which the mean is 9 inches and the standard deviation is 2 inches. Assume the variable x is normally distributed.
(a)What percent of the fish are longer than 13 inches?
(b)If 300 fish are randomlyselected, about how many would you expect to be shorter than 8 inches?____________________________________________________
(a) Approximately ____% of fish are longer than 13 inches. (Round to two decimal places asneeded.)
(b) You would expect approximately ____fish to be shorter than 8 inches. (Round to the nearestfish.)
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