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A LEVEL MATHEMATICS
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Classwork & Homework
Exam Questions
Expected Values of a DRV
Variance of a DRV
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Solutions
Probability distribution tables
Expected values E(X)
Expected values E(X²)
Variance, Var(X)
Expected Value & Variance of a Function of X
Solving Problems with RVs
Solving Problems with DRVs
Solutions
Expected value and variance of a function of X
Linear combinations of discrete random variables
Extra Resources
Teacher Notes
Formal Homework
Exam Questions - Discrete random variables
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