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ira [324]
3 years ago
10

What is the relationship between the variance and standard deviation? variance is the positive square root of the standard devia

tion?
Mathematics
1 answer:
lana [24]3 years ago
6 0

Variance of a continuous random variable X is defined as

\int\limits_D {(x-\mu)^2f(x)} \, dx

Standard deviation is defined as

\sigma =  \sqrt{Var(X)}

Hence standard deviation is the positive square root of variance.

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