RALSA - the R Analyzer for Large-Scale Assessments https://validator.w3.org/feed/docs/rss2.html Download data files ToDo Cut continuous variables into discrete categorical Trainings Percentiles Percentages and means Merge data Linear regression Data diagnostic tables Crosstabulations Binary logistic regression Correlations Benchmarks News Perform analyses Contact RALSA with R Markdown About RALSA Installation instructions Convert data, display LSA data, select PISA countries User guide Aggregate variables Recode variables