Math, asked by shwetaloan084, 5 days ago

which of the following is the formula for find mean (x) by direct method

Answers

Answered by lalitmandrai

0

Answer:

Arithmetic Mean by Direct Method

∑i=1nf= Sum of all the frequencies. This is also denoted by N. ∑i=1nfixi= Sum of the product of frequencies and corresponding observations.

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