timss.rho | R Documentation |
timss.rho produces a correlations matrix for observed variables (NOT for plausible values)
timss.rho(variables, by, data,
export = FALSE, name = "output", folder = getwd())
variables |
Data labels for the variables in the correlation matrix. |
by |
The label for the grouping variable, usually the countries (i.e., by="IDCNTRYL"), but could be any other categorical variable. |
data |
An R object, normally a data frame, containing the data from TIMSS. |
export |
A logical value. If TRUE, the output is exported to a file in comma-separated value format (.csv) that can be opened from LibreOffice or Excel. |
name |
The name of the exported file. |
folder |
The folder where the exported file is located. |
timss.rho returns a matrix including correlation and standard error values.
pirls.rho, pirls.rho.pv, timss.rho.pv
## Not run:
timss.rho(variables=c("BSMMAT01", "BSDGEDUP"), data=timss)
## End(Not run)
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