Dr. Karl Gregory
Class times: 2:20 - 3:35 pm Mondays and Wednesdays in Sch of Journalism & Mass Comm 116
Office hours: 4:00 - 5:00 pm Mondays, Wednesdays, and Thursdays in LeConte College 216 C
TA office hour: Qinyi Hu, 4:00 - 5:00 pm Tuesdays in LeConte College 111
Download R (free)
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| Slides | Accessible | Annotated | R code | Topic |
|---|---|---|---|---|
| Lec 1 | Lec 1 | Lec 1 | .qmd | Confidence interval for a normal mean Testing hypothesis about a normal mean Sample size from desired power |
| Lec 2 | Lec 2 | Lec 2 | .qmd | Simple linear regression |
| Lec 3 | Lec 3 | Lec 3 | .qmd | Multiple linear regression (1/2) |
| Lec 4 | Lec 4 | Lec 4 | .qmd | Multiple linear regression (2/2) |
| End Exam I material | ||||
| Lec 5 | Lec 5 | One-way analysis of variance (ANOVA) |
Upload pdf of homework in Blackboard by 11:59 pm on the due date.
| Homework | Topics | Due | Solutions |
|---|---|---|---|
| hw 1 | Inference on the mean of a normal population, sample size determination | Wednesday, Sep 2 | hw 1 hw 1 student hw 1 student.qmd |
| hw 2 | Simple linear regression | Wednesday, Sep 16 | hw 2 |
| hw 3 | Multiple linear regression (1/2) | Wednesday, Sep 23 | hw 3 |
| hw 4 | Multiple linear regression (2/2) | Wednesday, Oct 7 |
| Exams | Solutions |
|---|---|
| Exam I | student sol |
| Exam II, Wednesday, Nov 11. Two pages of hand-written notes, single sided, allowed | |
| Final Exam, Friday, Dec 11, 12:30 pm. Three pages of hand-written notes, single sided, allowed |
| Spring 2026 Exams | Solutions |
|---|---|
| Exam I | student sol |
| Exam II | student sol |
| Final | student sol |
| Spring 2024 Exams | Solutions |
|---|---|
| Exam I | Exam I sol |
| Exam II | Exam II sol |
| Final | Final |