Math 241: Data Science
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    Data Science

    Math 241 Reed College, Spring 2026

    Week 1

    Monday, Jan 26

    Course Introduction & Statistical Computing
    Slides Slides (PDF)

    Wednesday, Jan 28

    Data Visualization I: Principles
    Reading Slides Slides (PDF) Activity

    Thursday, Jan 29 9:00am

    Problem Set 0 Released
    Problem Set 0

    Resources

    • Join Slack
    • Gradescope course entry code: ZJPD33

    Week 2

    Monday, Feb 2

    Data Visualization II: Plotting with ggplot2
    Reading Slides Slides (PDF)

    Wednesday, Feb 4

    Data Visualization III: Advanced ggplot2 and customization
    Reading Slides Slides (PDF)

    Thursday, Feb 5 9:00am

    Problem Set 0 Due, Problem Set 1 Released
    Problem Set 1

    Resources

    • None this week

    Week 3

    Monday, Feb 9

    Data Wrangling and asking good questions
    Reading Slides Slides (PDF) Activity (instructions) Activity (download)

    Wednesday, Feb 11

    Animation and interactivity
    Reading Slides Slides (PDF)

    Thursday, Feb 12 9:00am

    Problem Set 1 Due, Problem Set 2 Released
    Problem Set 2

    Resources

    • None this week

    Week 4

    Monday, Feb 16

    Data types and more wrangling
    Slides Slides (PDF)

    Wednesday, Feb 18

    Joins and reshaping data
    Reading Slides Slides (PDF) Activity

    Thursday, Feb 19 9:00am

    Problem Set 2 Due, Problem Set 3 Released
    Problem Set 3

    Resources

    • None this week

    Week 5

    Monday, Feb 23

    Spatial data I
    Reading Slides Slides (PDF)

    Wednesday, Feb 25

    Spatial data II
    Reading

    Thursday, Feb 26 9:00am

    Problem Set 3 Due, Problem Set 4 Released

    Resources

    • None this week

    Week 6

    Monday, Mar 2

    shiny I

    Wednesday, Mar 4

    shiny II

    Thursday, Mar 5 9:00am

    Problem Set 4 Due, Project 1 Released

    Resources

    • None this week

    Week 7

    Monday, Mar 9

    dates/factors/strings

    Wednesday, Mar 11

    string manipulation and regular expressions

    Resources

    • None this week

    Week 8

    Monday, Mar 16

    Control flow

    Wednesday, Mar 18

    Project 1 presentations (Project 1 due)

    Resources

    • None this week

    Week Spring Break

    Saturday, Mar 21 - Sunday, Mar 29

    No Class

    Resources

    • None this week

    Week 9

    Monday, Mar 30

    Functions

    Wednesday, Apr 1

    Iteration

    Thursday, Apr 2 9:00am

    Problem Set 5 Released

    Resources

    • None this week

    Week 10

    Monday, Apr 6

    Debugging with generative AI: ellmer

    Wednesday, Apr 8

    R packages: introduction

    Thursday, Apr 9 9:00am

    Problem Set 5 Due, Problem Set 6 Released

    Resources

    • None this week

    Week 11

    Monday, Apr 13

    R packages: documentation

    Wednesday, Apr 15

    R packages: testing

    Thursday, Apr 9 9:00am

    Problem Set 6 Due, Project 2 Released

    Resources

    • None this week

    Week 12

    Monday, Apr 20

    R packages: dissemination

    Wednesday, Apr 22

    Web scraping

    Resources

    • None this week

    Week 13

    Monday, Apr 27

    SQL and databases

    Wednesday, Apr 29

    Wrap up

    Resources

    • None this week

    Week Finals

    May 11 - 14

    Final Project Presentations

    Resources

    • None this week
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