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Question Completion Status: Z 2: A normally distributed population has a mean of 98.58 and a standard deviation of 0.201. What is the z-score of

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Question Completion Status: Z 2: A normally distributed population has a mean of 98.58 and a standard deviation of 0.201. What is the z-score of the data point 97.74? (round to nearest hundredth) QUESTION 8 2 poir Norm Interval 3: Suppose the heights of adult American males are normally distributed with a mean of 66.8 inches and a standard deviation of 4.31. What would be the lower boundary, in inches, of a symmetric, centered interval that contained all the data within 1.78 standard deviation units of the mean? Round to the nearest hundredth. QUESTION 9 2 points Z 1

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