# Ch 8: Correlation & Regression in Statistics

Our short video lessons show you how correlation and regression are used in statistics. Each lesson comes with a quiz that you can use to check your knowledge of the material.

## Correlation & Regression in Statistics - Chapter Summary and Learning Objectives

Use the fun and flexible videos in this chapter to learn about simple linear regression, the correlation coefficient and scatterplots. These videos break down large concepts into easy-to-understand chunks that can be viewed in about 5-6 minutes. Each lesson is taught by a subject expert who utilizes animations, illustrations and examples to bring correlation and regression topics to life. By watching these videos, you'll be able to:

• Interpret scatterplots and linear relationships
• Find the coefficient of determination
• Analyze residuals
• Interpret slope of a linear model
• Transform nonlinear data

Video Objective
Creating & Interpreting Scatterplots: Process & Examples Outline the steps used to create scatterplots and learn to interpret them.
Simple Linear Regression: Definition, Formula & Examples Understand the formula used in simple linear regression.
Problem Solving Using Linear Regression: Steps, Examples & Quiz Practice solving problems by using linear regression.
Analyzing Residuals: Process, Examples & Quiz Study methods for finding violations of regression assumptions using residual analysis.
Interpreting the Slope & Intercept of a Linear Model: Lesson & Quiz Discover how to predict statistical info by interpreting slope and intercept.
The Correlation Coefficient: Definition, Formula & Example Learn to use a formula to find the correlation coefficient.
How to Interpret Correlations in Research Results Evaluate the purpose of correlations and learn how to interpret correlations that are a part of research results.
Correlation vs. Causation: Differences, Lesson & Quiz Determine ways to identify correlations and causations and find out how they differ.
Interpreting Linear Relationships Using Data: Practice Problems, Lesson & Quiz Practice interpreting linear relationships with examples and sample problems.
Transforming Nonlinear Data: Steps, Examples & Quiz Recognize the steps used to transform nonlinear data to allow for the use of linear models.
Coefficient of Determination: Definition, Formula & Example Review ways to find the coefficient of determination and describe its relationship with variation.

11 Lessons in Chapter 8: Correlation & Regression in 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.
Not Taken

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