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12. The following are grade point averages (GPAs) of the students in a tutorial program: 1.7, 2.6, 2.3, 3.9, 2.2, 1.9, 2.1. Set Y =

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12. The following are grade point averages (GPAs) of the students in a tutorial program: 1.7, 2.6, 2.3, 3.9, 2.2, 1.9, 2.1. Set Y = GPA. a. Compute the mean and the median. b. Compared to the other scores, what would we call the GPA of 3.9? c. What is its effect on the calculation of the mean? d. Adjust for this peculiarity by recalculating the mean without it

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