Description Usage Format Source
This data set contains fictional achievement scores of 420 students in three subjects (biology, chemistry, physics) and two domains (procedural, knowledge) in the long format.
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'data.frame': 21954 obs. of 15 variables
Student identifier
Year of evaluation
Individual student case weight
jackknifing zone (jk2)
jackknife replicate
The country an examinee stems from
grade of the students
student's sex
number of the booklet the student is provided with
academic track of the student
booklet version
school subject
The domain the variable belongs to
variable identifier
The response of the student to the item (0=incorrect; 1=correct)
Simulated data
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