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CBSE Class 12-science Answered

In binomial probability distribution, mean is 3 and standard deviation is . Find the binomial distribution
Asked by Topperlearning User | 20 Aug, 2016, 03:09: AM
Expert Answer

Mean = np = 3, S. D equals square root of n p q end root equals 3 over 2

q equals fraction numerator S. D squared over denominator n p end fraction equals 3 over 4
p equals 1 fourth
n equals 12
Hence, binomial distribution isleft parenthesis p plus q right parenthesis to the power of n equals left parenthesis 1 fourth plus 3 over 4 right parenthesis to the power of 12.
Answered by | 20 Aug, 2016, 05:09: AM
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