What is the probability of getting at most 1 Head : PS Archive
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What is the probability of getting at most 1 Head

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Senior Manager
Joined: 30 May 2005
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09 Sep 2005, 00:42
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What is the probability of getting at most 1 Head in a single throw of 4 dice

plz explains yours work
i used the binomial theorem

but the question writers use another Approach

thanks
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Joined: 06 Aug 2005
Posts: 197
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09 Sep 2005, 01:17
Are you talking about coins not dice ?

Prob getting 0 Heads = 1/16
Prob getting 1 Head = 4 x 1/16
Total = 5/16
09 Sep 2005, 01:17
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