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IV.(18) The following are scores on exam 1 of a statistics course. 80 84 94 65 72 55 84 99 86 87 For this population

IV.(18) The following are scores on exam 1 of a statistics course. 80 84 94 65 72 55 84 99 86 87 For this population answer the following 6 questions. 1. Find U= 2. Find Of = 3. Find the standard deviation = 4. Find the Z-score of 75. 5. How many standard deviations 6. What score represents a Z-score from the mean is the score of -2 for this population? of 62

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