# Mean, variance and standard deviation

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N= 63,p=04

Find the mean binomial distribution round to the nearest tenth.

Find the variance of the bionomial distribution round to the nearest hundredth

find the standard deviation round to the nearest hundredth.

https://brainmass.com/statistics/quantative-analysis-of-data/mean-variance-standard-deviation-83248

#### Solution Preview

I assume that p=0.4

Use a formula for the mean of binomial distribution E(X)=np, we get

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#### Solution Summary

The expert finds the mean binomial distribution round to the nearest tenth. The variance of the bionomial distribution round to the nearest hundredth are found. The standard deviation round to the nearest hundredth are given.

$2.49