Posted by
**Tiffany** on
.

An unfair coin with Pr[H]=0.25 is flipped 95 times. A random variable X is defined as the number of heads that occur. Find the standard deviation.

Any help??

Tuesday

March 28, 2017
Posted by
**Tiffany** on
.

An unfair coin with Pr[H]=0.25 is flipped 95 times. A random variable X is defined as the number of heads that occur. Find the standard deviation.

Any help??

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