1. FIND THE MEAN CLASS INTERNAL 42-46 37 41 32.34 27-31 22-26 17 - 21 12- 16 . 2. FIND THE MEDIAN CLASS INTERNAL 26-30 21-25 14-20 11-15 6-10 1-5 f v 4 8 5 2 3 f 8 4 9 2 45
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