Understanding Probability Mass Functions for Discrete Random Variables

Math Problem Statement

A function that maps values of a discrete random variable to a real number is called a

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Probability
Discrete Random Variables
Probability Mass Function (PMF)

P(X = x)
Σ P(X = x) = 1

Total Probability Theorem

Grades 10-12

Rewriting the PMF of a Discrete Random Variable X

Probability Mass Functions (PMF): Detailed Solution

Solve PMF Problem: Find k and Mean of Random Variable X

Probability Mass Function for Transformed Random Variables

Verify Probability Mass Function and Calculate Probabilities for Discrete Events