Question

derive formula for arithmetic mean by step deveation method​

Answer 1

Arithmetic Mean of grouped data using step deviation - formula. A= The middle value that is assumed as the mean for calculation, ∑i=1nfi= Sum of the frequencies given, can be denoted by N.

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Answer 2

Answer:

formula for the arithmetic mean can be derived by summing up the products of each variable and its frequency and then the result is divided by the sum of the frequencies. Mathematically, it is represented as, Arithmetic Mean = (f1*x1 +f2*x2 + …. + fn*xn) / (f1 + f2 +