22. Entering face sheet values for different groups Group 1 belongs to public school and had not changed subject major Group 2 belongs to private school students and had changed subject major 2 times
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25. Entering identifier sheet values for different subjects Group 1 M2 subject whose parents income is $10,000 per month and the education level is not high Group2 M1 subject whose parents income is $67,000 per month and the education level is not high