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
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