(chatquestion)...Find the M.D from mean of the following data: 4. a) Class-interval 8-10 2-4 4 -6 6-8 Frequency Find the M.D. from median of the following data 3 4 1 b) 0-10 10-20 20-30 30-40 40 50 Marks Frequency 4. 8. 10

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