R Analyzer for Large-Scale Assessments

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Documentation for package ‘RALSA’ version 1.7.0

• DESCRIPTION file
• Package NEWS
• Package README

Help Pages

RALSA-package	R Analyzer for Large-Scale Assessments (RALSA)
lsa.aggregate.vars	Aggregate variables in LSA datasets
lsa.bench	Compute percentages of respondents reaching or surpassing certain ability cut-off scores
lsa.bin.log.reg	Compute binary logistic regression coefficients specified groups
lsa.convert.data	Convert Large-Scale Assessments' Datasets to .RData Format
lsa.corr	Compute correlations between variables within specified groups
lsa.crosstabs	Compute crosstabulations and design corrected chi-square statistics
lsa.cut.vars	Cut continuous variables into discrete categorical
lsa.data.diag	Produce data diagnostic tables
lsa.download.data	Download large-scale assessment and survey data
lsa.lin.reg	Compute linear regression coefficients within specified groups
lsa.merge.data	Merge study data from different countries and/or respondents
lsa.pcts.means	Compute percentages of respondents in groups and/or means (arithmetic average, median or mode) on continuous variables within specified groups
lsa.prctls	Compute percentiles of continuous variables within groups
lsa.quant.reg	Compute quantile regression coefficients within specified groups
lsa.recode.vars	Recode variables in large-scale assessments' data sets
lsa.select.countries.PISA	Convert Large-Scale Assessments' Datasets to .RData Format
lsa.vars.dict	Produce dictionary for large-scale assessments data variables
print.lsa.data	Convert Large-Scale Assessments' Datasets to .RData Format
RALSA	R Analyzer for Large-Scale Assessments (RALSA)
ralsaGUI	Start RALSA's Graphical User Interface (GUI)
ralsaGUIfailsafe	Start RALSA's Graphical User Interface (GUI) in a failsafe mode