Question

what is mean's formula in statistics...??​

Answer 1

Answer:

x bar = summation of fx divided by summation of f

Answer 2

Answer:

formulas :

formula for ungrouped data :

$mean = \frac{sum \: of \: observations}{number \: of \: observations}$

direct method Formula :

$xbar = \frac{sigmafixi}{sigmafi}$

assumed mean method Formula

$xbar = \frac{a + sigmafidi}{sigmafi}$

Hope it helps

#ravalika Rajula

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