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Probability Concepts and Applications
Introduction ,[object Object],[object Object],[object Object]
Basic Statements About Probability ,[object Object],[object Object],[object Object]
Example ,[object Object]
Example - continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Frequencies of Demand
Example - continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Probabilities of Demand
Types of Probability ,[object Object],[object Object],[object Object],[object Object],occurrences or  outcomes of number  Total occurs event  times of Number  ) (  event P
Types of Probability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mutually Exclusive Events ,[object Object]
Collectively Exhaustive Events ,[object Object]
Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Rolling a die has six possible outcomes
Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Rolling two dice results in a total of five spots showing.  There are a total of 36 possible outcomes.
Probability :   Mutually Exclusive ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Probability:  Not Mutually Exclusive ,[object Object],[object Object],[object Object],[object Object],[object Object]
P(A and B) (Venn Diagram) P(A) P(B) P(A and B)
P(A or B) + - = P(A) P(B) P(A and B) P(A or B)
Statistical Dependence ,[object Object],[object Object],[object Object]
Probabilities - Independent Events ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Probability(A|B)  Independent Events P(B) P(A) P(A|B) P(B|A)
Statistically Independent Events ,[object Object],[object Object],[object Object],[object Object],A bucket contains 3 black balls, and 7 green balls.  We draw a ball from the bucket, replace it, and draw a second ball
Statistically Independent Events - continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Probabilities - Dependent Events ,[object Object],[object Object],[object Object],[object Object]
Probability(A|B) / P(A|B) = P(AB)/P(B) P(AB) P(B) P(A)
Probability(B|A) P(B|A) = P(AB)/P(A) / P(AB) P(B) P(A)
Statistically Dependent Events ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Statistically Dependent Events - Continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Joint Probabilities, Dependent Events ,[object Object],[object Object]
Joint Probabilities, Dependent Events - continued ,[object Object],[object Object],[object Object],[object Object],Let  M  represent the event of the stock market reaching the 10,500 point level, and  T  represent the event that Tubeless goes up.
Revising Probabilities: Bayes’ Theorem ,[object Object],Prior Probabilities Bayes’ Process Posterior Probabilities New Information
General Form of Bayes’ Theorem
Posterior Probabilities ,[object Object],[object Object],[object Object]
Posterior Probabilities Continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Posterior Probabilities Continued ,[object Object],[object Object],[object Object]
Further Probability Revisions ,[object Object],[object Object],[object Object]
Further Probability Revisions - continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Further Probability Revisions - continued
[object Object],[object Object],[object Object],[object Object],[object Object],Further Probability Revisions - continued

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