Answer:
the anwers is leter D.
Because Correct option is
D
81
We know that variance is square of standard deviation.
Given that standard deviation is 9
Therefore, variance =9
2
=81
# correct me if im wrong
#please dant forget to breinlest
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Answers & Comments
Answer:
the anwers is leter D.
Because Correct option is
D
81
We know that variance is square of standard deviation.
Given that standard deviation is 9
Therefore, variance =9
2
=81
Exaplain:
# correct me if im wrong
#please dant forget to breinlest