**CHAPTER8**

**Probability Distributions**

**In This Chapter**

- Defining a random variable and probability distribution
- Calculating the mean and variance of a discrete probability distribution

Well, we’ve finally arrived at our third and last chapter on general probability concepts. This chapter sets the stage for the last three chapters in Part 2, which will focus on specific types of probability distributions. Before you know it, we’ll be knee deep with inferential statistics.

In this chapter, we will look at the basic concepts of probability distributions and then move on to calculate the mean and variance of probability distributions.

Basic Concepts ...

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