# Ch 4: Data Distribution

Boost your knowledge of data distribution in statistics using this short but effective chapter. These lessons can be referred to if you're looking for supplemental materials for your math class or preparing to take year-end assessment or college placement or entrance exams.

## Data Distribution - Chapter Summary

Use this chapter to enhance your understanding of statistical calculations and concepts regarding the distributions of data. Review examples, definitions and processes that explain various methods relating to this topic.

You can also learn more about standard deviation, outliers, box plots, z-scores and more. After successfully completing your study of this chapter, you should be able to do the following:

• Describe the five-number summary in statistics
• Create box plots
• Determine the mean of a group of numbers
• Calculate the standard deviation of a data set
• Define and identify outliers
• Explain the terms center, shape and spread in statistics
• Describe the characteristics of normal distribution of data and solve relevant practice problems
• Understand the formula used for z-scores

Video and text lessons offer 24/7 accessibility and expert instruction so you can study when it's most convenient for you and ensure that you fully understand and retain this information. Easily contact instructors with lesson-specific questions and use your Dashboard to track your progress as you move through this chapter. Self-assessment quizzes help you determine the depth of your knowledge and possible need for further review.

10 Lessons in Chapter 4: Data Distribution
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

### Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.