RM II: Ch.5 – Flashcards

Which of the following is true of operational definitions? a. There is only one operational definition that is possible for each conceptual definition b. The specification of operational definitions is one of the creative aspects of the research process c. Conceptual definitions are created after operational definitions are determined d. Operational definitions and conceptual definitions are the same thing

Which of the following is NOT an example of physiological measurement? a. Measurements of hormones in the bloodstream b. Blood pressure measurements c. Number of panic attacks a patient reports d. A brain scan made using fMRI

Your friend Dominic is complaining about having to take the GRE, a test similar to the ACT and SAT that is required to go to graduate school. He complains that it doesn't really measure how well he will likely do in graduate school. Dominic is questioning the _______ of the test. a. Discriminant validity b. Content validity c. Convergent validity d. Criterion validity

Dr. Valencia decides to test the internal reliability of her measure. Which of the following results would make her happy? a. a = 0.10 b. a = -0.03 c. a = 0.95 d. a = -0.98

Naomi is studying the effect of popularity on academic success for her research methods project. To do this, she has elementary school students rate how popular each member of their class is. She then uses this information to rank the students on popularity (e.g., John is the most popular, Vanessa is the second-most popular). Which of the following best describes this variable? a. An ordinal scale of measurement b. A self-report measurement c. A categorical measurement d. An interval scale of measurement