This question was asked in Example 3


IMG_20180530_140048.jpg Here they took the value of h=20 but the class interval was not appropriate. Their mean is also correct ? Maths class 10th NCERT, Example no 3 on  

page no 269.

Chapter no 14. Statistic

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santosh kumar shriwastav
May 30, 2018, 2:09 p.m.