RALSA – the R Analyzer for Large-Scale Assessments

This website provides resources on how to use the R Analyzer for Large-Scale Assessments (RALSA) to conduct analyses

RALSA – the R Analyzer for Large-Scale Assessments

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      • Download data files
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      • Merge data
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Posted on March 17, 2026 by Plamen Mirazchiyski

March 17, 2026

Today, the R Analyzer for Large-Scale Assessments (RALSA) package for the R statistical environment has been updated to version 1.6.5. This version brings support for TIMSS 2023 Longitudinal and two bug…

[read more]

This entry was posted in Uncategorized by Plamen Mirazchiyski. Bookmark the permalink.
Return To Top
  • Home
  • About
    • About RALSA
    • Why R?
    • ToDo
  • News
  • User guide
    • Installation instructions
    • Getting started with RALSA
    • Prepare data for analysis
      • Download data files
      • Convert data, display LSA data, select PISA countries
      • Merge data
      • Variable dictionaries
      • Data diagnostic tables
      • Recode variables
      • Cut continuous variables into discrete categorical
      • Aggregate variables
    • Perform analyses
      • Percentages and means
      • Percentiles
      • Benchmarks
      • Crosstabulations
      • Correlations
      • Linear regression
      • Binary logistic regression
    • RALSA with R Markdown
  • Trainings
  • Contact
  • Links
  • To main INERI website
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