graph has been divided into parts for visibility. mean= 2.57 median=? Grade-point averages. Find the mean and median for the grouped data in the fol 2.15-2.35 18 2.35-2.55 17 Interval Frequency mean = median = 1.95-2.15 20 (Round to two decimal places.) (Round to two decimal places.) 2.55-2.75 14 2.75-2.95 10 2.95-3.15 3.15-3.35 5

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