## Elementary Statistics

Part 4: Analyzing Association and Extended Statistical Methods

#### Sections

• 11. Analyzing the Association Between Categorical Variables (pdf)
• 12. Analyzing the Association Between Quantitative Variables: Regression Analysis (pdf)
• 13. Multiple Regression (pdf)
• 14. Comparing Groups: Analysis of Variance Methods (pdf)
• 15. Nonparametric Statistics (pdf)
• Review of Part 4 (pdf)

#### Goodness of fit

• starting position (Rmd pdf)
• fair die, Wolf, 1882 (Rmd pdf)
• Rutherford and Geiger, 1910 (Rmd pdf)

#### Test for association

• Panamanian sandflies (Rmd pdf)
• Hodgkin's disease (Rmd pdf)

#### Regression

• fathers and sons, Pearson, 1903, Galton, 1885 (Rmd pdf)
• star cluster CYG OB2 (Rmd pdf)
• earthworms (Rmd pdf)

#### Data (for selected hw exercises)

• Chapter 11 (r)
• Chapter 12 (r)
• Chapter 13 (r)
• Chapter 14 (r)
• Chapter 15 (r)
• Part 4 (r)

#### Homework

• Chapter 11 -- 11.4 (happiness), 11.5 (happiness), 11.13 (cigarettes), 11.17 (aspirin), 11.18 (z-test), 11.21 (genetics), 11.22 (roulette), 11.27 (smoking), 11.30 (risk), 11.33 (residuals), 11.41 (Claritin)
• Chapter 12 -- 12.7 (GPA), 12.9 (GPA), 12.15 (sit-ups), 12.21 (GPA), 12.23 (placebo), 12.26 (golfing), 12.33 (prices), 12.36 (boys), 12.46 (prices), 12.49 (leg presses), 12.61 (leaf litter)
• Chapter 13 -- 13.3 (GPA), 13.5 (crime), 13.7 (golf), 13.12 (weight), 13.14 (Internet), 13.18 (GPA), 13.22 (leg press), 13.27 (mental health), 13.29 (house price), 13.37 (athletes), 13.42 (prices), 13.51 (crabs)
• Chapter 14 -- 14.5 (outsourcing), 14.9 (student), 14.11 (therapies), 14.12 (prices), 14.14 (holding times), 14.18 (outsourcing), 14.27 (telephone), 14.28 (regression), 14.33 (diet)
• Chapter 15 -- 15.4 (baby), 15.6 (trading), 15.7 (anorexia), 15.8 (on hold), 15.11 (reactions), 15.13 (exercise)

#### Review Exercises

Consolidate your understanding of the concepts in this chapter by working through a number of these exercises.

Review exercises and problems for part 4
• Chapter 11 -- 11.48 (happiness), 11.49 (gender), 11.50 (job satisfaction), 11.52 (roles), 11.54 (party ID)
• Chapter 12 -- 12.66 (Florida), 12.68 (bedrooms), 12.70 (exercise), 12.75 (population), 12.76 (scatterplot)
• Chapter 13 -- 13.59 (prices), 13.64 (modeling), 13.66 (motivation), 13.67 (modeling), 13.70 (home)
• Chapter 14 -- 14.38 (bumpers), 14.43 (therapies), 14.44 (regions), 14.48 (student), 14.50 (income)
• Chapter 15 --
• Review of Part 4 -- R4.4 (opinion), R4.5 (education), R4.9 (predicting), R4.14 (distance), R4.21 (political)

cparrish@sewanee.edu