Question

direct formula of standard deviation​

Answer 1

Answer:

Direct Method: In this method, first of all arithmetic mean (x) of the series is calculated. The deviations of individual values from the mean are calculated (d = X -3x) which may be either positive or negative number.

Answer 2

$\huge\bold\color{pink}{ANSWER}$

1. Direct Method:

In this method, first of all arithmetic mean (x) of the series is calculated. The deviations of individual values from the mean are calculated (d = X -3x) which may be either positive or negative number.

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