Homework Help: Statistics

Posted by Anonymous on Saturday, March 24, 2012 at 4:00pm.

Which of these statements is not true about the variance in a binomial distribution B(n, p)? __________

A. For a fixed p, the variance increases as n increases.

B. For a fixed n, the variance is maximum when p = 0.5.
C. The variance depends only on n.
D. The variance is constant for a specific n and p.
E. None of these are true.

Statistics - MathMate, Saturday, March 24, 2012 at 8:28pm
The variance of a binomial distribution B(n,p) is np(1-p).

So can you figure out which ones are false?
Statistics - Stephanie, Friday, March 8, 2013 at 1:40pm
B

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