Chapter 5

Chapter 5: Probability Distributions

Random Variables ,[object Object],[object Object],[object Object]

Example ,[object Object],[object Object],[object Object]

Example (cont.) ,[object Object],[object Object],[object Object]

Discrete Probability Distribution ,[object Object]

Example: Boredom Tolerance Test ,[object Object],400 6 1,600 5 4,400 4 6,000 3 3,600 2 2,600 1 1,400 0 Number of Subjects Score Boredom Tolerance Test Scores for 20,000 Subjects

Example: Boredom Tolerance Test 400 6 1,600 5 4,400 4 6,000 3 3,600 2 2,600 1 1,400 0 Number of Subjects Score Boredom Tolerance Test Scores for 20,000 Subjects

Two Requirements for a Probability Distribution ,[object Object],[object Object]

Example: ,[object Object],.7 0.6 -0.3 P(x) 8 6 3 X 0.3 0.9 0.2 1.1 P(x) 50 40 30 20 X

Mean & Variance of a Probability Distribution ,[object Object],[object Object],[object Object],[object Object]

Example ,[object Object],0.12 0.21 0.37 0.2 0.10 P(x) 54 53 52 51 50 Number of Customers, X

Expected Value ,[object Object]

Binomial Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object]

Notation for the Binomial Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Binomial Probability Formula ,[object Object],[object Object]

Example: Hybrid Tomato ,[object Object]

Example: Blood Type B ,[object Object]

[object Object],[object Object],[object Object],[object Object]

Example: Providence Electronics ,[object Object]

Chapter 5

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Chapter 5