Introduction to Probability and Statistics
Math 141 Reed College, Fall 2025

Wednesday, Sep 3
Thursday, Sep 4
Lab: Introduction to R, RStudio, and Quarto
Reading + HW
Lab Instructions
Slides
Friday, Sep 5
Data Visualization
Reading + HW
Slides
Resources
Monday, Sep 8
Data Viz with ggplot2
Reading + HW
Slides
Wednesday, Sep 10
More Data Viz with ggplot2
Reading + HW
Slides
Thursday, Sep 11
Lab: Data Visualization with ggplot2
Lab
Friday, Sep 12
Summary Statistics
Reading + HW
Slides
Resources
Monday, Sep 15
Data Wrangling
Reading + HW
Slides
Wednesday, Sep 17
Data Collection and Ethics
Reading + HW
Slides
Thursday, Sep 18
Lab: Data Wrangling
Lab
Friday, Sep 19
More Data Collection
Reading + HW
Slides
Resources
Monday, Sep 22
Statistical Modeling
Reading + HW
Slides
Wednesday, Sep 24
Statistical Modeling
Reading + HW
Slides
Thursday, Sep 25
Lab: Sampling and Data Collection
Lab
Friday, Sep 26
Statistical Modeling
Reading + HW
Slides
Resources
Monday, Sep 29
Statistical Modeling
Reading + HW
Slides
Wednesday, Oct 1
Statistical Modeling
Reading + HW
Slides
Thursday, Oct 2
Lab: Linear Regression
Lab
Friday, Oct 3
Statistical Modeling
Reading + HW
Slides
Resources
Monday, Oct 6
Probability
Reading
Probability HW (Due Oct 13)
Slides
Wednesday, Oct 8
Thursday, Oct 9
Lab: Exam Review
Midterm Review
Friday, Oct 10
Resources
Monday, Oct 13
Sampling Distributions
Reading + HW
Slides
Wednesday, Oct 15
The Bootstrap (and Introduction to Confidence Intervals)
Reading + HW
Slides
Thursday, Oct 16
No lab meeting: oral exams
Friday, Oct 17
No class: more oral exams
Resources
Saturday, Oct 18 - Sunday, Oct 26
No Class
Resources
Monday, Oct 27
Estimation: Confidence Intervals
Reading + HW
Slides
Wednesday, Oct 29
Testing Hypotheses
Reading + HW
Slides
Thursday, Oct 30
Lab: Sampling, Bootstrapping, and Confidence, Oh My!
Lab
Friday, Oct 31
More Testing Hypotheses
Reading + HW
Slides
Resources
Monday, Nov 3
Types of Errors (and more hypothesis testing)
Reading + HW
Slides
Wednesday, Nov 5
Power
Reading + HW
Slides
Thursday, Nov 6
Lab: Hypothesis testing via simulation
Lab
Friday, Nov 7
p-value pitfalls
Reading + HW
Slides
Resources
Monday, Nov 10
Random Variables I
Reading + HW
Slides
Wednesday, Nov 12
Random Variables II
Reading + HW
Slides
Thursday, Nov 13
Lab: p-value pitfalls and random variables
Lab
Friday, Nov 14
Random Variables III
Reading + HW
Slides
Resources
Monday, Nov 17
Theory-based inference
Reading + HW
Slides
Wednesday, Nov 19
Theory-based inference
Reading + HW
Slides
Thursday, Nov 20
Lab: Two routes to inference
Lab
Friday, Nov 21
Inference for regression I: Overview and theory-based approach
Reading + HW
Slides
Resources
Monday, Nov 24
Inference for regression II
Reading + HW
Slides
Wednesday, Nov 26
Review Day
Reading + HW
Slides
Resources
Monday, Dec 1
ANOVA (and wrap up inference for regression)
Reading + HW
Slides
Wednesday, Dec 3
Chi-squared test of independence
Reading + HW
Slides
Thursday, Dec 4
Lab: Advanced topics in inference (regression, ANOVA, and chi-squared tests)
Lab
Friday, Dec 5
Inference: big picture
Reading + HW
Slides
Resources
Monday, Dec 8
A model for binary categorical response variables
Reading + HW
Slides
Tuesday, Dec 9
Lab: Exam Review
Lab
Wednesday, Dec 10
Wrap up / Socks / Bayesian Estimation
Reading + HW
Slides
Resources