Math, asked by anushkayadravkar, 11 months ago

Find variance and sd of the following data. Classes- 10-20,20-30,30-40,40-50,50-60,60-70,70-80,80-90,90-100. Frequency- 7,14,6,13,9,15,11,10,15

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Answered by Anonymous
1

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hope it helps u and pls mark as brainliest

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