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Published byPrudence Lee Modified over 9 years ago
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4.5 Comparing Discrete Probability Distributions
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So far Uniform Binomial Hypergeometric
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When to use what? Random Variable Independent or Dependent? Pass/Fail, true/false or other?
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Compare the following A card is picked from a deck and then replaced. This happens 5 times. Find probability distribution for the number of face cards. 5 cards are dealt from a deck of cards. Find the probability distribution for the number of face cards.
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UniformBinomialHypergeometric Parameters and what they mean N=number of trialsn= number of Trials p= Prob of success on individual trial q= Prob of failure on individual trial n= size of population r= number of trials a= number of successful items available Definition or Random Variable X Value of the outcome Number of successful outcomes Probability Formula Expectation Formula CharacteristicsAll items are equally likely A single Trial Trials are independent Successes are counted Trials are Dependent Successes are counted
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Assignment Pg 185 #’s 1-7 Review Page 188 #’s 1-14 Practice Test pg 191 #’s 1-16
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