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anonymous

  • 5 years ago

I'm having a great deal of trouble with Probability is anyone an expert?

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  1. anonymous
    • 5 years ago
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    not an expert, but i'll take shot. what's the problem?

  2. anonymous
    • 5 years ago
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    Hold on, let me get my questions really quick.

  3. anonymous
    • 5 years ago
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    At a mountain village in New Guinea it rains on average six days a week. Determine the probability that it rains on: a. Any one day b. Two successive days c. Three successive days

  4. anonymous
    • 5 years ago
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    a) 6/7 b) 6/7*5/6=5/7 c)6/7*5/6*4/5=4/7

  5. anonymous
    • 5 years ago
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    What is your reasoning if you don't mind me asking?

  6. anonymous
    • 5 years ago
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    the first day, there's a six outof 7 chance of rain. that's a. the second day, we assume it rained the first day, and so then there's a 5/6 chance it will rain again. we multply those probabilities. the third day we assume the first two happened. so there's a 4/5 chance it will rain again, and we multiply them all. that's c.

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