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mean formula based on step deviation and assumed mean

Posted by Vishnu Ap 6 years, 9 months ago

CBSE > Class 10 > Mathematics

1 answers

Zarfa Umer 6 years, 9 months ago

Step Deviation Method - Mean= a+(f×u/f)×h Where,a=arbitrary value chosen somewhre in middle of xi h=class size u=xi-a/h Assumed mean-Mean=a+f×d/f Where,a=refer to above d=xi-a

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