Experimental Design

Question 1

True or False: Operationalization is the process of carefully planning out of the details in a study’s design

Answer 1

This statement is false. Operationalization is the process of defining how a particular variable will be assessed or measured. An example of this would be defining “caffeine consumption” as “the number of milligrams of caffeine consumed per day”.

Question 2

Studies where researchers analyze preexisting patterns. These can include cohort, longitudinal, and cross sectional studies

Answer 2

Observational Studies

Question 3

Variable that affects both the indepedent and dependent variables. It can obscure the relaionship studied.

Answer 3

Confounding Variables

Question 4

Varible that may explain the counterintuitive relationship between independent and dependent variables / provide mechanistic link between indeendent and dependent variables

Answer 4

Mediating Variables

Question 5

Variable that modulates the intensity of an outcome

Answer 5

Moderating variable

Question 6

Negative Control

Answer 6

Group that does not receive the treatment/ Placebo