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Orientation to Written Tutorials
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Classroom Contents
R for Beginners
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- 1 Downloading & Installing R & RStudio
- 2 Orientation to RStudio
- 3 Gentle Introduction to R
- 4 Creating & Saving an R Script
- 5 Orientation to Written Tutorials
- 6 Setting a Working Directory in R
- 7 Creating a Project in RStudio
- 8 Reading Data into R | Using the read.csv Function
- 9 Merging Data Horizontally in R | Using the merge Function
- 10 Subsetting Cases From a Data Frame in R | Using the subset Function
- 11 Selecting & Removing Variables from a Data Frame in R | Using the subset Function
- 12 Writing Data Frames from R | Using the write.csv Function
- 13 Computing Turnover Rates in R | Using the sum & mean Functions
- 14 Counts & Frequencies in R | Using the table & barplot Functions
- 15 Measures of Central Tendency & Dispersion in R | Summarizing & Visualizing Distributions
- 16 Cross Tabulation in R | Using the xtabs Function
- 17 Estimating Internal Consistency Reliability (Using Cronbach's alpha) in R | Using the alpha Function
- 18 Creating a Composite Variable in R | Using the rowMeans Function
- 19 Independent-Samples t-test in R | Using the ttest Function from lessR
- 20 Paired-Samples t-test in R | Using the ttest Function from lessR
- 21 Estimating Criterion-Related Validity Using a Correlation in R
- 22 Predicting Criterion Scores Using Simple Linear Regression in R
- 23 Applying a Compensatory Approach to Selection Decisions Using Multiple Linear Regression in R
