Question

4.Calculate the S.D. and coefficient of variation (C.V.) for the following table : Class : 0-10, 10-20, 20-30, 30-40, 40-50, 50-60, 60-70, 70-80 Frequency : 5, 10, 20, 40, 30, 20, 10, 5

Answer 1

Answer:

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