• Biostatistics I
    • Slides
    • Practicals
    • R functions
  • Biostatistics II
    • Slides
    • Practicals
    • R functions

Biostatistical Methods

Nicole Erler - Department of Biostatistics, Erasmus MC

This website hosts the slides and practicals for the Linear Regression part in the NIHES Biostatistics I course and part of the slides and practicals for the Introduction to R part of the NIHES Biostatistics II course.

Biostatistics I

Slides

  • Simple Linear Regression
  • Multiple Linear Regression
  • Least Squares
  • Hypothesis Tests
  • LinReg in R

  • Model Diagnostics
  • Linearity
  • Heteroscedasticity
  • Outliers
  • Independence

  • Interactions
  • Nonlinear effects
  • Effect plots

Practicals

  • Data: nhanes.RData
  • Linear-Regression-Summary
  • Model-Diagnostics
  • Non-linear-Effects

R functions

List of R functions used in the linear regression practicals of Biostatistics I


Biostatistics II

Slides

  • Control Flow and Functions

Practicals

  • Rolling the Dice
  • Control Flow and Functions
  • Custom Subset Function

  • Merging Datasets

R functions

List of R functions used in the Control Flow and Functions part of the Introduction to R in Biostatistics II