# statistics

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Find the standard deviation, Sigma, for the binomial distribution which has the stated values of n and p. Round your answer to the nearest hundredth.
n = 639; p = 0.7

• statistics -

standard deviation = √npq

n = 639
p = 0.7
q = 1 - p

I'll let you take it from here to calculate.

• statistics -

448

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