Session 2: The Language of Hypothesis Testing; Interactions
Hypothesis Testing
Hypothesis testing (slides)
Notes
on hypothesis testing
An hypothesis-testing
tool
Additional slides from Session 1
Exercises on hypothesis testing
with answers
Life and death
, and
statistics
A challenging and important question
"What's the difference between what I learn from the significance levels, and from the beta-weights?"
Read
here
.
Summary: Hypothesis testing
Summary: Regression analysis
Regression modeling: Structural variations (1)
Interactions (slides)
Notes
on interactions
Assignment (after Session 2)
Work through the "Caligula's Castle" dataset.
If time permits, also work through the "Hans and Franz" dataset.
Exercises
"Caligula's Castle" dataset and description
Optional background readings on Harrah's Entertainment Inc.
Questions
Answers
"Hans and Franz" dataset and description
Questions
Answers
Evanston Wadgets - Delivery times