1. AP Statistics: Chapter 7
Random Variables
7.1 Discrete and Continuous Random Variables

2. A variable whose value is a numerical outcome of a random phenomenon.
Random Variables
A variable whose value is a numerical outcome of a random phenomenon.

3. Discrete Random Variable

4. Probability Distribution of Discrete Random Variables

5. Probability Histogram

6. Continuous Random Variable
Takes all values in an interval of numbers.
Real numbers
Measurable

7. Proportions Population Mean = Proportion = P S.D. = Variance = Sample

8. Normal Distributions as Probability Distribution