# Ch 20: Data, Statistics and Probability

These lessons will help you study information regarding different types of probability, measures of central tendency and uses of tables and graphs to analyze data.

## Data, Statistics and Probability - Chapter Summary

Complete the lessons of this chapter for a quick review of various ways you can analyze quantitative data. This chapter will discuss ways to analyze probability, statistical measures of central tendency and related trends. After going over these lessons, you will have a better understanding of:

• Calculations for independent and dependent probability
• When you should use the mean or the median to describe data
• Uses of two-way tables when evaluating independence
• How to read and interpret line and bar graphs
• Scatter plots
• Histograms
• Dot plots
• Box plots

Each lesson was composed by an expert instructor to offer you an effective way to study the material. These lessons were also made to be mobile-device compatible so that you may study them whenever you have access to an Internet-ready mobile device. Following the lessons, be sure to take the short lesson quizzes to test your understanding of the material.

8 Lessons in Chapter 20: Data, Statistics and 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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