Posted by **KS** on Thursday, February 23, 2012 at 10:50pm.

One coin is fair and one is weighted so that Pr[H] = [ 1/4]. You randomly select one of the two coins, and flip it 3 times, noting the result of each flip.

What is the expected number of heads?

- Finite -
**Anonymous**, Monday, February 29, 2016 at 10:54pm
gklhg

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