Question: Find the weighted mean of a frequency distribution whose midpoints are: 5, 10, 15, 20, 25 and whose frequencies are 2, 8, 6, 12, 3.

Find the weighted mean of a frequency distribution whose midpoints are: 5, 10, 15, 20, 25 and whose frequencies are 2, 8, 6, 12, 3.

15

6.2

15.97

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