# Ch 53: ORELA Math: Probability

Use these quick, appealing video lessons to review probability and master the concepts you need to know for the ORELA Math certification assessment. If you have any questions about probability, be sure to ask our instructors for help.

## ORELA Math: Probability - Chapter Summary

Probability can be a tricky subject, but these videos break down the ideas to help you understand. This chapter covers the probability concepts the ORELA Math exam may test you on, including:

• Probability of different types of events
• Calculating simple conditional probabilities
• Independence and conditional probabilities
• Addition and multiplication rules of probability
• The Fundamental Counting Principle
• Calculating permutations and their probabilities

These topics can be confusing for some, so please don't hesitate to let our instructors know about any trouble you have with the material and they'll help you. Use the lesson quizzes to practice using the probability concepts in this chapter.

### Objectives of the ORELA Math: Probability Chapter

Questions about statistics, probability and discrete math, such as the topics covered in this chapter, fill 19% of the ORELA Math certification assessment. This chapter is designed to help you master the concepts you'll be tested on.

The 150 multiple-choice questions on the ORELA are formatted in the same style as our lesson quizzes- make sure to use the self-assessments to get an idea of what the exam will look like. You'll have four hours to complete the computer-administered test. You will also be tested on the following four content areas, which are weighted as follows: measurement and geometry (19%); math processes and number sense (19%); trig and calculus (19%); and patterns, algebra and functions (24%).

11 Lessons in Chapter 53: ORELA Math: Probability
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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