Hex logo of Stat 20 showing a golden bear.

This Week

Feb 2
Quiz 2
In class:
Slides
Due tomorrow:
  • Problem Set 2
  • Lab: Class Survey
Feb 3/4
A Grammar of Graphics
Before class:
Notes Tutorial
Feb 5/6
Conditioning
Before class:
Notes Tutorial
In class:
Slides PS
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Week 1

Jan 19
No class
Jan 19/20
Understanding the World with Data
Before class:
Notes
Jan 22/23
Taxonomy of Data
Before class:
Notes Tutorial
In class:
Slides PS

Week 2

Jan 26
Quiz 1
In class:
Slides
Due tomorrow:
  • Problem Set 0 (completed entirely on Gradescope)
  • Problem Set 1
  • Lab: Getting Started
Jan 27/28
Summarizing Categorical Data
Before class:
Notes Tutorial
Jan 29/30
Summarizing Numerical Data
Before class:
Notes Tutorial
In class:
Slides PS

Week 3

Feb 2
Quiz 2
In class:
Slides
Due tomorrow:
  • Problem Set 2
  • Lab: Class Survey
Feb 3/4
A Grammar of Graphics
Before class:
Notes Tutorial
Feb 5/6
Conditioning
Before class:
Notes Tutorial
In class:
Slides PS

Week 4

Feb 9
Quiz 3
In class:
Slides
Due tomorrow:
  • Problem Set 3
  • Lab: Flights I
Feb 10/11
Summarizing Numerical Associations
Before class:
Notes Tutorial
In class:
Slides PS
Feb 12/13
Multiple Linear Regression
Before class:
Notes
In class:
Slides

Week 5

Feb 16
No Class
Due tomorrow:
  • Problem Set 4
  • Lab: Flights II
Feb 17/18
Intro to Probability
Before class:
Notes Tutorial
In class:
Slides PS
Feb 19/20
Computing Probabilities
Before class:
Notes
In class:
Slides PS

Week 6

Feb 23
Quiz 4
In class:
Slides
Due tomorrow:
  • Problem Set 5
Feb 24/25
Probability Distributions
Before class:
Notes
In class:
Slides PS
Feb 26/27
Random Variables
Before class:
Notes
In class:
Slides PS

Week 7

Mar 2
Review Competition I
Due tomorrow:
  • Problem Set 6
Mar 3/4
Expected Value and Variance
Before class:
Notes
Mar 5/6
Normal Approximation
Before class:
Notes
In class:
Slides

Week 8

Mar 9
Quiz 5
In class:
Slides
Due tomorrow:
  • Problem Set 7
  • Lab: Elections
Mar 10/11
From Samples to Populations
Before class:
Notes
Mar 12/13
Confidence Intervals
Before class:
Notes

Week 9

Mar 16
Quiz 6
In class:
Slides
Due tomorrow:
  • Problem Set 8
  • Lab: People's Park I
Mar 17/18
Bootstrapping
Before class:
Notes
In class:
Slides PS
Mar 19/20
Intro to Hypothesis Tests
Before class:
Notes
In class:
Slides PS

Week 10

Mar 23
No Class
Due tomorrow:
  • Problem Set 9
  • Lab: People's Park II
Mar 24/25
No Class
Mar 26/27
No Class

Week 11

Mar 30
Review Competition
Mar 31/Apr 1
Hypothesis Tests II
Before class:
Notes
In class:
Slides PS
Apr 2/3
Wrong By Design
Before class:
Notes
In class:
Slides PS

Week 12

Apr 6
Quiz 7
In class:
Slides
Due tomorrow:
  • Problem Set 10
  • Lab: Mythbusters
Apr 7/8
Defining Causality
Before class:
Notes
Apr 9/10
Randomized Experiments
Before class:
Notes

Week 13

Apr 13
TBD
Due tomorrow:
  • Problem Set 11
  • Lab: Taste Test
Apr 14/15
Causal Effects in Observational Studies
Before class:
Notes
In class:
Slides PS
Apr 16/17
The Method of Least Squares
Before class:
Notes Notes
In class:
Slides PS

Week 14

Apr 20
Quiz 8
In class:
Slides
Due tomorrow:
  • Problem Set 12
Apr 21/22
Evaluating and Improving Predictions
Before class:
Notes
In class:
Slides PS Lab: Baseball
Apr 23/24
Overfitting
Before class:
Notes

Week 15

Apr 27
Quiz 9
In class:
Slides
Due tomorrow:
  • Problem Set 13
  • Lab: Baseball
Apr 28/29
Logistic Regression
Before class:
Notes
Apr 30/May 1
Lab Workday

Week RRR

May 4
No class
Due tomorrow:
  • Problem Set 14
  • Lab: Cancer Diagnosis
May 5/6
Review Session Tuesday/Wednesday
May 7/8
Review Sessions Friday

Week Final Exams

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