PSYC 2305 R Video Tutorials

Note: The following tutorials were developed for use in PSYC 2305: Statistics for the Social and Behavioral Sciences at the University of Mary Hardin-Baylor

Click to download slides, to download R code.

Software Installations

• R
  • Mac OS
  • Windows
    
    
• RStudio
  • Mac OS
  • Windows

Data Analyses

• Descriptive Statistics
  • Measures of Central Tendency
  • Measures of Variability
    
    
• Manipulating Data
  • Indexing Data Frames
  • Summarizing data
  • Calculating Descriptive Statistics by Group
    
    
• Visually Displaying Data:
  • ggplot2
  • Customizing ggplot2
    
    
• Tests of Hypotheses:
  • Single-Sample t-Tests
  • Two-Sample t-Tests
  • Χ² Analyses
    
    
• Modeling and Predicting Outcomes:
  • Correlation
  • Linear Regression
  • Analysis of Variance (ANOVA)
  • Multiple Regression
    
    
• Basic Operations in R:
  • Changing or Setting the Working Directory
  • Saving Plots and Figures
  • Saving R Scripts
  • Reading in Data
  • Loading Package Libraries
    
    
• Embedding R Code and Compiling Documents in RStudio:
  • Setting Up a Document Template
  • knitting HTML Documents