Linear Models

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Instructors

The Edinburgh Stats Team:

• Dr Josiah King
• Dr Umberto Noè

A big thank you also to Dr Tom Booth, who previously taught this with us.

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Overview

This is a short course on linear models using the R programming language.

Each day will comprise a lecture in the morning at 11am, followed by a tutorial in the afternoon at 1pm.

During the first session we will cover how to install R and RStudio on your laptop, see these instructions.

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Schedule

Monday

A practical introduction to R and RStudio

Lecture:

• Lecture material

Tutorial:

• Playing around in R
  • pets_seattle.csv
• Extra: sampling variability
• Extra: writing functions

Further reading from our courses at the University of Edinburgh:

• Introduction to R and RStudio

Tuesday

Introduction to linear models

Lecture:

• Lecture material

Tutorial:

• Tutorial material
• stroke.csv data
• Filled script

Reading:

• Simple linear regression

Wednesday

But I have more variables, now what?

Lecture:

• Lecture material

Tutorial:

• Tutorial material
• stroke.csv data
• Filled script

Reading:

• Multiple Regression

Thursday

Interactions

Lecture:

• Lecture material

Tutorial:

• Tutorial material
  • (completed)
  • (3d plots)
• acer.csv data

Reading:

• Interactions

Friday

Is my model any good?

Lecture:

• Lecture material
• Demo in R
• Filled demo

Tutorial:

• Q&A session on the entire week

Reading:

• Assumptions, Diagnostics & Troubleshooting
• Troubleshooting