STA 199: Introduction to Data Science & Statistical Thinking

This page contains an outline of the topics, content, and assignments for the semester! Entries for future dates are tentative; the timeline of topics, assignments, and due dates might be changed throughout the session at the instructor’s discretion. All material changes will be communicated with the students in a timely manner.

WEEK DATE TOPIC MATERIALS DUE PREPARE
1 Mon, Jun 29 Welcome πŸ–₯️ slides 00
⌨️ ae 00
GitHub username - End of Lecture

Mon, Jun 29 Lab 0 πŸ’» lab 0 Lab 0 - End of Lab

Tue, Jun 30 Meet the Toolkit πŸ–₯️ slides 01
πŸ—’οΈ notes 01
⌨️ ae 01

πŸ“— r4ds - intro
πŸ“˜ ims - chp 1
πŸŽ₯ Meet the toolkit :: R and RStudio
πŸŽ₯ Meet the toolkit :: Quarto

Wed, Jul 1 Grammar of Data Visualization πŸ–₯️ slides 02
πŸ—’οΈ notes 02
⌨️ ae 02
βœ… ae 02
Drop/Add Deadline 11:59pm πŸ“— r4ds - chp 1
πŸ“˜ ims - chp 4

Thu, Jul 2 Grammar of Data Transformation πŸ–₯️ slides 03
πŸ—’οΈ notes 03
⌨️ ae 03
βœ… ae 03

πŸ“— r4ds - chp 2
πŸ“— r4ds - chp 3.1-3.5
πŸŽ₯ Grammar of data transformation
πŸŽ₯ Code along :: Flights and pipes

Thu, Jul 2 Lab 1 πŸ’» lab 1
πŸ“— r4ds - chp 2
πŸ“˜ ims - chp 5

Fri, Jul 3 NO CLASS - Independence Day


2 Mon, Jul 6 Exploratory Data Analysis I

πŸ“— r4ds - chp 3.6-3.7
πŸŽ₯ Visualizing and summarizing categorical data
πŸŽ₯ Visualizing and summarizing numerical data
πŸŽ₯ Visualizing and summarizing relationships
πŸŽ₯ Code along :: Star Wars characters

Tue, Jul 7 Exploratory Data Analysis II

πŸ“˜ ims - chp 5
πŸ“˜ ims - chp 6
πŸŽ₯ Code along :: Diving deeper with Palmer Penguins

Wed, Jul 8 Tidying Data
Lab 1 - 11:59PM ET πŸ“— r4ds - chp 5
πŸ“˜ ims - chp 6

Thu, Jul 9 Joining Data

πŸŽ₯ Joining data
πŸŽ₯ Code along :: Continent populations
πŸ“— r4ds - chp 19.1-19.3

Thu, Jul 9 Lab 2

πŸ“— r4ds - chp 4
πŸŽ₯ Tidy data
πŸŽ₯ Tidying data
πŸŽ₯ Code Along: Population over time

Fri, Jul 10 Data Types and Classes

πŸŽ₯ Data types
πŸŽ₯ Data classes
πŸŽ₯ Code along :: That’s my type
πŸ“— r4ds - chp 16

Sun, Jul 12

Lab 2 - 11:59PM ET
3 Mon, Jul 13 Importing and Recoding Data

πŸŽ₯ Importing data
πŸŽ₯ Code along :: Halving CO2 emissions
πŸŽ₯ Code along :: Student survey
πŸ“— r4ds - chp 7
πŸ“— r4ds - chp 17.1 - 17.3

Mon, Jul 13 Lab 3



Tue, Jul 14 More Practice + Midterm Review



Wed, Jul 15 Data Ethics + Midterm Review

πŸ“• mdsr - chp 8
πŸ“ How to make a racist AI in R without really trying
πŸŽ₯ Alberto Cairo - How charts lie
πŸŽ₯ Joy Buolamwini - How I’m fighting bias in algorithms

Thu, Jul 16 Midterm (lecture + lab sessions)



Fri, Jul 17 Project Milestone 1 - Collaboration
Project Milestone 1 - 11:00AM ET

Sun, Jul 19

Lab 3 - 11:59PM ET
4 Mon, Jul 20 The Language of Models

πŸŽ₯ The language of models
πŸ“˜ ims - chp 7.1
πŸŽ₯ Fitting and interpreting models
πŸŽ₯ Modeling nonlinear relationships

Mon, Jul 20 Project Milestone 2 - Proposals



Tue, Jul 21 Simple Linear Regression

πŸŽ₯ Linear regression with a categorical predictor
πŸŽ₯ Outliers in linear regression
πŸŽ₯ Code along :: Modeling fish
πŸ“˜ ims - chp 7.2

Wed, Jul 22 Multiple Linear Regression I
Project Milestone 2 - 11:59PM ET πŸŽ₯ Linear regression with multiple predictors
πŸŽ₯ Main and interaction effects
πŸ“˜ ims - chp 8.1-8.2
πŸ“˜ ims - chp 8.3-8.5

Thu, Jul 23 Multiple Linear Regression II

πŸŽ₯ Code along :: Modeling interest rates

Thu, Jul 23 Lab 4



Fri, Jul 24 Linear Regression Diagnostics



Sun, Jul 26

Lab 4 - 11:59PM ET

5 Mon, Jul 27 Logistic Regression I

πŸŽ₯ Logistic regression
πŸŽ₯ Code along :: Building a spam filter
πŸ“˜ ims - chp 9

Mon, Jul 27 Lab 5



Tue, Jul 28 Logistic Regression II / Modeling Wrap-Up

πŸŽ₯ Clasification and decision errors
πŸŽ₯ Overfitting and spending your data

Wed, Jul 29 Interval Estimation
Project Milestone 3 - 11:59PM ET πŸŽ₯ Quantifying uncertainty
πŸŽ₯ Bootstrapping
πŸŽ₯ Code along :: Bootstrapping Duke Forest houses
πŸ“˜ ims - chp 11
πŸ“˜ ims - chp 12

Thu, Jul 30 Hypothesis Testing

πŸŽ₯ Hypothesis testing
πŸ“˜ ims - chp 11

Thu, Jul 30 Project Milestone 4 - Peer Review
Project Milestone 4 - 12:30PM ET


Fri, Jul 31 More Inference



Sun, Aug 2

Lab 5 - 11:59PM ET

6 Mon, Aug 3 Special Topic



Mon, Aug 3 Lab 6



Tue, Aug 4 Project Workday



Wed, Aug 5 Special Topic
Lab 6 - 11:59pm ET

Thu, Aug 6 Review



Thu, Aug 6 Project Milestone 5 - Presentations
Project - 11:00 AM

Fri, Aug 7 Review



Sun, Aug 9 FINAL EXAM (9am - 12pm)