If the scores follow normal distribution with the mean of 84 and a standard deviation of 7, find probability that randomly selected score is between 75 and 82.
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If the scores follow
find probability that randomly selected score is between 75 and 82.
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- The Average height of a certain age group of people is 53 inches. The standard deviation is 4 inches. If the variable is normally distributed find the probability that a selected individual height will be greater than 59 inches.The scores on a national achievement exam are normally distributed with a mean of 500 and a standard deviation of 100. If a student who took the exam is randomly selected, find the probability that the student scored below 600. Assume a normal distribution.Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Find the probability of randomly selected adult has an IQ score between 89 and 111.
