R Tutorials

Downloading & Installing R & RStudio.
Orientation to RStudio.
Creating & Saving an R Script.
Setting a Working Directory in R.
Creating a Project in RStudio.
Gentle Introduction to R.
Orientation to Written Tutorials.
Reading Data into R.
Removing & Adding Variable Names in R.
Arranging (Sorting) Data in R.
Joining (Merging) Data in R.
Writing Data from R.
Filtering Data in R.
Cleaning Data in R.
Removing Objects from R Global Environment.
Creating Tables in R.
Manipulating & Restructuring Data in R.
Descriptive Statistics in R.
Internal Consistency Reliability in R.
Creating Scale Scores in R.
Aggregating & Segmenting Data in R.
Creating PivotTables in R.
Scatterplots in R.
Correlation in R.
Correlation Matrix in R.
Independent-Samples t-test in R.
Paired-Samples t-test in R.
One-Way ANOVA in R.
Evaluating 2x2 Mixed-Factorial Design Using Independent-Samples t-test in R.
Centering & Standardizing Variables in R.
Chi-Square Test of Independence in R.
Estimating a Market Pay Line in R.
Aging Market Survey Data in R.
Applying Market Survey Weights in R.
Hierarchical Linear Regression in R.
Compa-Ratios & Pay Compression in R.
Moderated Multiple Linear Regression in R.
Path Analysis in R.
Mediation Analysis in R.
k-Fold Cross-Validation in R.
Simple Linear Regression in R.
Multiple Linear Regression in R.
Logistic Regression in R.
Survival Analysis in R.
LASSO Regression in R (Part One).
LASSO Regression in R (Part Two).
Daily Diary Data Cleaning & Merging.
Shiny Web Apps in R.
Introduction to Text Analysis in R.
Evaluating Disparate Adverse Impact Using 4/5ths Rule, Chi-Square Test, & Fisher Exact Test in R.
Evaluating Disparate (Adverse) Impact Using Z-Difference-Test & Z-Impact-Ratio-Test in R.
Visualizing Disparate (Adverse) Impact Using Bar Charts in R.