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In tossing a coin, find the chance of throwing head and tail

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In tossing a coin, find the chance of throwing head and tail [#permalink]

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03 Jun 2004, 02:18
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

In tossing a coin, find the chance of throwing head and tail alternately in 3 successive trials?
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Mayur

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03 Jun 2004, 02:49
1/4
only two alternates HTH THT, possibilities 8; 2/8=1/4
03 Jun 2004, 02:49
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