For which of the following questions would a researcher be most likely to use an observational study?
A) Is memory for television commercials influenced by the tune of the music included in the commercial?
B) Does taking a social psychology course cause one to be happier?
C) Does smoking marijuana lead to increased aggression?
D) Do banks tend to offer minorities lower interest rates on home mortgages than non-minorities?

Question

Quizplus · Accepted Answer

An observational study would be the best choice when investigating whether or not banks tend to offer minorities lower interest rates on home mortgages than non-minorities. This type of study involves observing and recording data without manipulating any variables, which is the most appropriate approach for studying social phenomenon such as this. In contrast, the other options presented involve interventions or manipulations, such as studying the effect of taking a course on happiness or the effect of smoking marijuana on aggression. These types of questions would require experimental designs rather than observational studies.

For Which of the Following Questions Would a Researcher Be