Let the independent random variables X1 and X2 have binomial distributions with parameters n1,p1=1/2 and n2,p2=1/2 respectively.Show that Y= x1-x2+ n2 have a binomial distribution with parameters n=n1+n2 ,p=1/2
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Let the independent random variables X1 and X2 have binomial distributions with parameters n1,p1=1/2 and n2,p2=1/2 respectively.Show that Y= x1-x2+ n2 have a binomial distribution with parameters n=n1+n2 ,p=1/2
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