Lesson 12 & 13 - Randomness and Intuitive...

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Click to edit Master subtitle style 2/16/11 Randomness and Intuitive Probability Stat113
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2/16/11 Basic Terminology Outcome : Possible result of an experiment or phenomenon Sample Space: Set of all possible (relevant) outcomes Event: A set of outcomes (any subset of the sample space)
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2/16/11 Randomness Consider a situation, experiment, phenomenon, etc… If we have a good idea of what the possible outcomes are, and If for any given instance of this situation, experiment, etc., we cannot say for sure which outcome will occur, but
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2/16/11 Probability Consider a random phenomenon with 2 or more possible outcomes Two ideas of the “probability of an outcome” 1) The likelihood that the outcome will occur 2) The (expected) relative frequency of occurrence of the outcome, if the experiment (were to be) is repeated
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2/16/11 Examples of Random Phenomena Flipping a coin, observing side of coin Outcomes: Heads, Tails Rolling dice, observing side of each die
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Lesson 12 & 13 - Randomness and Intuitive...

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