Preface
Companion Features
Accessibility
Week 1
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 1
Self-Assessment Questions
Calculations by Hand
Cross-Tabulations in R
Data Set
Loading the Data
Guided Example
Exercises
Homework for Week 2
Solutions
Flashcards
Week 2
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 2
Self-Assessment Questions
Two-Sample Tests in R
Data Preparation
Guided Example – Two-Sample Test for a Proportion
Exercise – Two-Sample Test for a Proportion
Guided Example – Two-Sample Test for a Mean
Exercise – Two-Sample Test for a Mean
Homework for Week 3
Solutions
Flashcards
Week 3
Introduction to Matrices
What is a Matrix?
Matrix Notation
Calculating with Matrices
Multiplying Matrices
Dividing Matrices
Special Matrices
Transposing Matrices
The Identity Matrix
Worksheet Week 3
Self-Assessment Questions
Regression – Theory
Calculations with Matrices
Homework for Week 4
Flashcards
Week 4
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 4
Self-Assessment Questions
Regression – Calculations
Regression in R
Homework for Week 5
Solutions
Flashcards
Week 5
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 5
Self-Assessment Questions
Mathematical Properties of OLS
Goodness of Fit – Using R
Goodness of Fit – By Hand
Homework for Week 7
Solutions
Flashcards
Week 6
Reading Week
Flashcards
Week 7
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 7
Self-Assessment Questions
Regression – Standard Errors of Coefficients
Regression – Hypothesis Testing & Confidence Intervals
Solutions
Additional Exercises
Load Packages and data
Inspect your data
Preliminary Analysis
Visualisation
Visualisation 2.0
Saving the Scatterplot
Regression Analysis (yes, finally)
Interpretation
Exporting the Results
Comparing models
Homework for Week 8
Solutions
Flashcards
Week 8
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 8
Self-Assessment Questions
Multiple Regression in R – Guided Example
Multiple Regression in R – Independent Analysis
Homework for Week 9
Solutions
Flashcards
Week 9
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 9
Group Work – Self-Reflection
Working with Regression Analysis
Data Prep
Data Analysis
Going Further
Transformation of Variables
Homework for Week 10
Solutions
Flashcards
Week 10
Methods, Methods, Methods
Data Prep
Video and RScript
Worksheet Week 10
Self-Assessment Questions
Testing the Classical Linear Assumptions
Homoscedasticity
(Multi-)Collinearity
The Gauss-Markov Theorem
Homework
Solutions
Flashcards
Downloads
Downloads
Documents
Data Sets
R Scripts
List of References
List of References
PO12Q: Seminar Companion
Flashcards
All R Functions on PO11Q
Before embarking on PO12Q, please revise all R functions we used on PO11Q:
The data are available as a
.csv file
.
All R Functions we used this Week
The data are available as a
.csv file
.