2/2/2026

See GoogleDrive\Stat206-DataAnalysis-S2026\2ePowerPoint\Sec3.1R

• Multiple Regression
  • Model
  • Correlation matrix
  • Prediction equation
  • t-test for slope
  • ANOVA for overall fit
  • Std. deviation of error
  • R-squared

Demonstration

• See GoogleDrive\Stat206-DataAnalysis-S2026\2eMarkkdown\Sec3.1.Rmd

In Class Exercises

• 3.44 on p. 150 (see MDs-Ex3-31.R)
• 3.13, 3.20, 3.22

Please read Sections 3.2 and 3.3 for class on Wednesday.

Reminder: Quiz #1 will be given in class on Friday and it will cover Chapters 0, 1, and 2. You may use up to three 8.5"x11" sheets of notes, our course webpage, and an R script or R Markdown file that you can create during the quiz.

Sample quizzes and exams are provided in GoogleDrive\Stat206-DataAnalysis-S2026\!Exam and Quiz samples