Economy, asked by soniapoorva90, 3 months ago

solve 3questions on the following topics by direct ,shortcut and step deviation method (a)MEAN. (b)MEDIAN. (c)MODE. (d) STEP DEVIATION. (e) CORRELATION class 11

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Answered by aarunya78

Arithmetic Mean of grouped data using step deviation - formula. Step Deviation Method: Calculating the Mean by using Step Deviation Method. 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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