aid_st2 {pwrRasch} | R Documentation |
A dataset containing the test data of 300 childen (drawn randomly from the original dataset). The variables are as follows:
aid_st2
A data frame with 300 rows and 28 variables:
ID: ID variable of each testee
age_in_month: the age of the testperson in month
sex: gender of the testee
country: country of the testee
stage: stage of the data collection
it1...it18: items of the subtest 2