Posted by **Lori** on Monday, September 20, 2010 at 10:34am.

A coin is weighted in such a way that a tail is twice as likely to occur as a head. If the coin is tossed twice, what is the probability of obtaining two tails?

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**PsyDAG**, Monday, September 20, 2010 at 10:56am
2/3 * 2/3 = ?

- statistics -
**Ray**, Friday, October 1, 2010 at 12:43pm
0.4

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