A set of 50 data values has a mean of 20 and a variance
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A set of 50 data values has a mean of 20 and a variance of 36. I.Â Find the standard score (z) for a data va
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A set of 50 data values has a mean of 20 and a variance of 36. I.Â Find the standard score (z) for a data value = 18. II. Find the probability of a data value < 18. Find the area under the standard normal curve: I. to the right of z = -1.36 II. to the left of z = -1.36 3. Assume that the population of heights of male college students is approximately normally distributed with mean ? of 69 inches and standard deviation ? of 4.75 inches. Show all work.Â Â 4)(A)Â Find the proportion of male college students whose height is greater than 72 inches.
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