An IERI – International Educational Research Institute Journal
Table 2 Student variables from the REDS international student questionnaire
Variable names | Questions | Measurement level | Categories/measurement properties | Reversed/collapsed |
|---|---|---|---|---|
IS1G14B | I learned more studying at home than when attending regular lessons at school | Ordinal | 1—Strongly agree; 2—Agree; 3—Disagree; 4—Strongly disagree | Reversed |
IS1G18D | What changed during the disruption: The quality of my schoolwork | Ordinal | 1—Increased during the COVID-19 disruption; 2—Did not change during the COVID-19 disruption; 3—Decreased during the COVID-19 disruption | Reversed |
IS1G22A | I learned about as much as before the COVID-19 disruption | Ordinal | 1—Strongly agree; 2—Agree; 3—Disagree; 4—Strongly disagree | Reversed |
IS1G22B | I made more progress in some subjects than before the COVID-19 disruption | Ordinal | 1—Strongly agree; 2—Agree; 3—Disagree; 4—Strongly disagree | Reversed |
SES_IRT | Student Socioeconomic Status scale | Interval | M = 50; SD = 10 | No |
SES_IRT_C | Student Socioeconomic Status scale | Ordinal | 1—Low; 2—Medium; 3—High | Collapsed 1 and 2 |
IS1G32 | Are you a girl or a boy? | Nominal | 1—Girl; 2—Boy | No |