CBSE Class 10 Answered
in NCERT page no.269 example 3 . they have used 20 as h in Ui=Di/h , H=20 . as they have used but h is the common factor of all Dis but here it is not . please explain .
Asked by Sanchit Sharma | 21 Sep, 2014, 08:12: PM
Expert Answer
In this problem, class size varies and the x i s are also large.
Thus, h is not a common factor of d i s.
While applying step deviation method, we are using h = 20.
Answered by Vimala Ramamurthy | 22 Sep, 2014, 11:35: AM
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