Does a student's family background impact their performance in school ? Independent variable: a. What is your independent variable (IV)? b. At what level of measurement will it be observed (nominal, ordinal, interval, ratio)? c. State the exact wording of the survey question (specify if you are adopting a pre-existing question and cite its source). d. Will your question be closed- or open-ended? If closed-ended, provide the options for respondents to select. If open-ended, explain how you will process predictable responses to the