# stat12t_0502

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Section 5.2-1 Copyright © 2014, 2012, 2010 Pearson Education, Inc. Lecture Slides Elementary Statistics  Twelfth Edition and the Triola Statistics Series by Mario F. Triola  Section 5.2-2 Copyright © 2014, 2012, 2010 Pearson Education, Inc. Chapter 5 Probability Distributions 5-1 Review and Preview 5-2 Probability Distributions 5-3 Binomial Probability Distributions 5-4 Parameters for Binomial Distributions 5-5 Poisson Probability Distributions  Section 5.2-3 Copyright © 2014, 2012, 2010 Pearson Education, Inc. Key Concept This section introduces the important concept of a probability distribution, which gives the probability for each value of a variable that is determined by chance. Give consideration to distinguishing between outcomes that are likely to occur by chance and outcomes that are “unusual” in the sense they are not likely to occur by chance.  Section 5.2-4 Copyright © 2014, 2012, 2010 Pearson Education, Inc. Random Variable Probability Distribution  Random Variable a variable (typically represented by  x  ) that has a single numerical value, determined by chance, for each outcome of a procedure  Probability Distribution a description that gives the probability for each value of the random variable, often expressed in the format of a graph, table, or formula

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