STA 2023 – Exam 3 Review
The following topics will be focuses of the upcoming exam. You should read and review
all lecture notes, quizzes, homework, and chapters 7-9 of the text. Your project will also
be an excellent source for exam review.
Chapter 7
Create scatterplot
Describe direction, form, and scatter of a scatterplot
Understand the correlation conditions
Chapter 8
Calculate regression equation and write with meaningful variable names
Calculate R2
Calculate predicted values
Calculate residuals
Create and interpret residual plot
Chapter 9
Understand and perform interpolation and extrapolation
Identify outliers
Identify model outliers
Identify points with high leverage
Identify influential points
Project
On the exam, you will be given a set of data asked to repeat all steps and questions from
the project.
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Optional Review Problems (pages 204-213)
1, 2, 9, 16, 17, 19
