Aaron wants to study the association betweensleep deprivation andthe number of hours spent on a computerevery day. he is not keen to establish causation, but would like to determine whether and howthe increase or decrease in one variable is related to the increase or decrease in the other variable. which of the following research methods is likely to be most effective for aaron’s study?
a. survey
b. correlational research
c. experimental research
d. case study