15 Simple Linear Regression Inference
Fitting a Line to Bivariate Continuous Data
Interpreting Regression Results
Parameter Estimates and t-tests
Testing for a Slope Other Than Zero
Overview
In Chapter 4, we learned to summarize two continuous variables at a time using scatterplot, correlations, and line fitting. In this chapter, we’ll return to that subject, this time with the object of generalizing from the patterns in sample data in order to draw conclusions about an entire population. The main statistical tool that we’ll use is known as linear regression analysis. We’ll devote this chapter ...
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