Math Problem Statement
solve part e using the formula from part b
Solution
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Math Problem Analysis
Mathematical Concepts
Probability Density Functions
Covariance
Correlation
Expected Values
Marginal Distributions
Formulas
Cov(X, Y) = E[XY] - E[X]E[Y]
σ_X = √(E[X^2] - (E[X])^2)
σ_Y = √(E[Y^2] - (E[Y])^2)
ρ(X, Y) = Cov(X, Y) / (σ_X * σ_Y)
Theorems
Law of Total Expectation
Independence of Random Variables
Suitable Grade Level
University Level - Probability and Statistics
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