Homework Help: STAT

Posted by Michelle on Monday, April 30, 2012 at 11:59pm.

Let X be equal to the number of heads from tossing a coin twice. Verify that the following is the probability mass function of x.
p(X x)=1/2(2-x)x!

STAT - Michelle, Tuesday, May 1, 2012 at 12:02am
I forgot to mention.. for x 0,1,2

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