# Lesson 2: Statistics: Benefits, Risks, and Measurements

*Assignments *

- Complete the 'Poll Monday' and 'Thinking Tuesday' Activities for Lesson 2.
- Read Chapters 1 and 3 in the text.
- Work through the Lesson 2 online notes that follow.
- Complete the Practice Questions and Lesson 2 Assignment (posted in Canvas in the Lesson 2 module).

*Learning Objectives *

#### Chapters 1 and 3

After successfully completing this lesson, you should be able to:

- Identify the three conditions needed to conduct a proper study.
- Apply the seven pitfalls that can be encountered when asking questions in a survey.
- Distinguish between measurement variables and categorical variables.
- Distinguish between continuous variables and discrete variables for those that are measurement variables.
- Distinguish between validity, reliability, and bias.

*Terms to Know *

*click on the terms to learn more*