statistics question (survey, experiment..) ASAP
A school district wants to understand how family income affects student performance on standardized tests like the SAT. They collect information from a random sample of test takers and examine the relationship between family income and SAT score.
a) This is a: (choose one)
Survey, Experiment, Prospective Study, Retrospective Study
b) What is the explanatory variable?
c) What is the response variable?