Introductory Statistics, Ch. 4

** **

**Read** Section 4.1 of *Introductory Statistics.*

**Consider **the following as you read:

- Understand the difference between discrete and continuous variables

**Read** Section 4.2 of *Introductory Statistics.*

**Consider **the following as you read:

- What is the minimum and maximum range for a probability outcome?
- The sum of all probabilities equals 1.

**Read** Section 4.3 of *Introductory Statistics.*** **

**Consider **the following as you read:

- Understand a mutually exclusive event.
- Identify independent and dependent events.

Introductory Statistics, Ch. 5

**Read** Section 5.1 of *Introductory Statistics.*

**Consider **the following as you read:

- What characteristics are important to process when considering a random sample?

**Read** Section 5.2 of *Introductory Statistics.*** **

**Consider **the following as you read:

- Describe how probabilities are distributed over all possible values of x.

**Read** Section 5.3 of *Introductory Statistics.*

**Consider **the following as you read:

- How to interpret results for a discrete random variable.

**Read** Section 5.4 of *Introductory Statistics.*

**Consider **the following as you read:

- Understand what type of random variable is needed for a binomial distribution.

Random Samples

What characteristics are important to process when considering a random sample?

Describe a random variable and its characteristics.

Differentiate between discrete, continuous, and conditional probability.

The Null Hypothesis

What is the null hypothesis?

Why is it used in research?