Question

marks: 20-30, 30-40, 40-50, 50-60, 60-70, 70-80, 80-90 frequency: x, 15, 25,20,y,8,10 if median is 50, find x and y here, sum of all frequencies is 90​

Answer 1

Answer:

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Answer 2

Marks: 20-30, 30-40, 40-50, 50-60, 60-70, 70-80, 80-90 frequency: x, 15, 25, 20, y, 8, 10. if median is 50, find x and y here, sum of all frequencies is 90​