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# NOT RUN {
# single country specified
fin <- readTIMSS("C:/TIMSS/2015", countries = c("fin"), gradeLvl = 4)
gg <- getData(fin, c("asbg01", "totwgt", "srea"))
head(gg)
edsurveyTable(srea ~ asbg01, fin)
# multiple countries returned as edsurvey.data.frame.list, specify all countries with '*' argument
timss2011 <- readTIMSS("C:/TIMSS/2011", countries="*", gradeLvl = 8, verbose = TRUE)
# print out edsurvey.data.frame.list covariates
timss2011$covs
# }
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