Psych Research and Ethics

A variable that is kept constant during a controlled experiment.

• Dependent Variable

• Independent Variable

• Confounding Variable

• Control Variable

A research method that compares people of different ages at the same point in time.

• Survey

• Cross-sectional

• Longitudinal

• Experiment

A clear and specific way of measuring a concept or variable, essentially explaining exactly how you will observe and quantify something in your study, so that anyone else could replicate your results.

• Operational Definition

• Case Study

• Cross-sectional

• Control Variable

All individuals in a group being studied, from which samples may be drawn.

• Population

• Sample

• Testing Method

• Randomization

A subject's behavioral changes are a result of the subjects believed expectations and ideas.

• Researcher Bias

• Volunteer Bias

• Survey Method

• Single-blind study

An ethical principle that research participants be told enough to enable them to choose whether they wish to participate.

• Discontinue Participation

• Confidentiality

• Informed Consent

• Debriefing

The relationship between two variables in which one variable increases as the other variable decreases.

• Negative Correlation

• Positive Correlation

• Correlations

• Dependent Variable

In an experiment, the group that is exposed to the treatment, that is, to one version of the independent variable.

• Control Group

• Experimental Group

• Case Study

• Double-Blind Study

A process of randomly assigning subjects to different treatment groups.

• Randomization

• Single-blind

• Double-blind

• Correlational

In this method various tests are given to measure human behavior (ability, interests, IQ, personality).

• Survey Method

• Testing Method

• Laboratory Method

• Naturalistic Method