# Ch 8: Praxis I Math: Data & Statistics

This chapter provides an overview of data and statistics, including reading different types of graphs. The lessons correspond with questions you'll find on the Praxis Core Academic Skills for Educators.

## Praxis I Math: Data and Statistics - Chapter Summary

This chapter helps you read and understand bar graphs, pie charts, and line graphs in preparation for the Praxis I Math exam. It also covers the topic of probability and how to calculate the different types. At the end of this chapter, you should be able to do the following:

• Interpret and create scatterplots
• Calculate standard deviation
• Find measures of central tendency; i.e. mean, median, and mode
• Define and measure simple random samples
• Interpret linear relationships using data
• Write and evaluate real-life linear models
• Define and explain the difference between correlation and causation
• Calculate simple conditional probabilities, the probability of permutations, and the probability of combinations

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14 Lessons in Chapter 8: Praxis I Math: Data & Statistics
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.
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