Question

The coefficient of variance is 40% , standard deviation is 4. then find mean​

Answer 1

Step-by-step explanation:

If mean of the given dist. be

x

ˉ

and S.D be σ

then given

x

ˉ

=40,σ

2

=1486

∴ Coefficient of variation =

x

ˉ

σ

=

40

1486

=.9637