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May 29, 2026, 02:37:18 am
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Author Topic: probability  (Read 869 times)  Share 

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wombifat

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probability
« on: June 29, 2009, 05:55:09 pm »
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The probability that Nathan will kick more than 3 goals on a wet day is 0.3 and on a dry day is 0.6. If the probability that his next game will be on a wet day is 0.7 WTF is the probability of him kicking more than 3 goals in his next game?
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pHysiX

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Re: probability
« Reply #1 on: June 29, 2009, 06:31:37 pm »
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draw a tree diagram. the answer should be 0.3x0.6 + 0.7x0.3 = 0.39 =]
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wombifat

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Re: probability
« Reply #2 on: June 29, 2009, 07:40:00 pm »
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cool thanks
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