Answer:
Standard deviation=4
Step-by-step explanation:
Standard deviation = square root of variance
Standard deviation=√variance
Variance=standard deviation square
Variance=standard deviation^2
From the question
Variance=16
Standard deviation=?
=√16
=4
check:
If standard deviation=4
=4^2
=16
Therefore,
Here we go ~
here :
[ taking common here ]