PROBLEM 2. Calculate Kard Pearson's coefficient of skewness from the following data : Profits ($ Lakhs) No. of Cos. Profits ( $ Lakhs) No. of Cos. 70-80 80-90 90-100 100-110 12 110-120 120-130 130-140 50 18 45 30 8. 35 42 140-150

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