Friday

November 28, 2014

November 28, 2014

Posted by **abc** on Sunday, March 16, 2014 at 8:27am.

P(X>0.75)=

P(X≤−1.25)=

Let Z=(Y−3)/4. Find the mean and the variance of Z.

E[Z]=

var(Z)=

P(−1≤Y≤2)=

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