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trapecia [35]
3 years ago
11

If n = 10 and p = 0.70, then the standard deviation of the binomial distribution is

Mathematics
1 answer:
Leya [2.2K]3 years ago
6 0
For a binomial distribution, the variance is
\sigma^2=npq=np(1-p)=10*0.7*0.3=2.1
\sigma=standard\,deviation=\sqrt{2.1}=1.449 (to 3 decimal places)

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