Business Statistics, Fall 2018
Jingyu He (jingyu.he at chicagobooth.edu)
Zhonglin Li (zhonglin.li at chicagobooth.edu)
Week 10, Bonus
Practice Midterm, Practice Solution
Practice Final, Practice Solution
Homework 1, Solution 1
Homework 2, Solution 2, Solution Q1 and Q2 in R, Q1 in Excel, Q2 in Excel
Homework 3, Solution 3
Homework 4, Solution 4
Questions about the homework can be posted to Canvas Discussion section. TAs will answer
them within 24-48 hrs during weekdays. Homework does not count towards the final grade, but I strongly recommend everyone to do all the homework.
R Scripts (optional)
Dummies and Interactions
SLR and MLR
Shock Absorber Data
Apple, Intel, Safeway Data
S&P 500 cleaned
Other Fun Statistics
Simpson’s Paradox: video1, video2
Guessing Correlation: wiki, game
Demonstration of Normal Approximation/CLT
Demonstration of Confidence Interval
Chicago Booth Review Article
AI? Not yet
XKCD, hypothesis testing, can you get the point?
Simple Linear Regression App, play!
Acknowledgement: Thanks to Dr. Carlos Carvalho for sharing many materials.