Independent Variables
a variable whose change is not dependent on the change of others
Confounding Variables
Factors other than the independent variable that may cause a result. I.E. students taking a test online vs paper could have the outside variable of one group happening to study more than the other
Dependent Variables
A variable which IS dependent on the factors of an experiment, the variable that measures the outcome of the experiment
Random Assignment
Placement of participants into experimental conditions on the basis of a chance process. Purpose of random assignments, to produce two or more equivalent groups for use in an experiment.
Case Study
A process or record of research in which detailed consideration is given to the development of a particular person, group, or situation over a period of time.
Naturalistic Observation
A qualitative research method where you record the behaviors of your research subjects in real world settings
Falsifiable (as it pertains to hypotheses)
There is possible evidence that would not count as consistent with the hypothesis
Hypothesis
A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation
Operational Definitions
Describes behavior so that it is observable and measurable
Generalizing
Stimuli that share certain characteristics with the original stimulus can elicit a similar response
Experimental Group
The group in an experiment that receives the variable being tested
Control Group
a group in the experiment which a variable is not being tested
Placebo
Substance or treatment which is designed to have no effect
Placebo Effect
When a person's physical or mental health appears to improve after taking a placebo or 'dummy' treatment
Single-Blind Study
A type of clinical trial in which only the researcher doing the study knows which treatment or intervention the participant is receiving until the trial is over
Double-Blind Study
A type of clinical trial in which neither the participants nor the researcher knows which treatment or intervention participants are receiving until the clinical trial is over
Qualitative Research/Measures
Provide rich, detailed data about experiences, behaviors, and perceptions that can't be easily quantified
Quantitative Research/Measures
Enable researchers to perform statistical tests, analyze differences between groups, and determine the effectiveness of treatments
Likert Scales
A rating scale that quantitatively assesses opinions, attitudes, or behaviors
Replication
Reproducing a study to see if you get the same results
Institutional Review
Federally-mandated, locally-administered groups charged with evaluating risks and benefits of human participant research at their institution.
Informed Consent
A process of communication between participant and a researcher that often leads to agreement or permission for care, treatment, or services
Informed Assent
An agreement by an individual not competent to give legally-valid informed consent
Confidentiality
The state of keeping or being kept secret or private
Deception
When a researcher gives false information to subjects or intentionally misleads them about some key aspect of the research
Debriefing
A set of procedures including counselling and the giving of information aimed at preventing psychological morbidity and aiding recovery after a traumatic event