AP Psychology - Research Methods

Random Assignment

helps to minimize pre-existing conditions between experimental and control groups

Replication

repeating a research study with different participants

Double-blind Procedure

no one knows whats happening, controls for placebo affect

Case Study

non-experimental technique in which one individual or group is studied in depth in the hope of prevailing universal principles

Naturalistic Observation

non-experimental technique of observing and recording behavior in naturally occurring situations without trying to manipulate and control the situation

Longitudial Study

research that follows and retests the same people over time

Cross Sectional Study

research that compares people of different ages at the same period of time

Correlational Study

research method that investigates the relationship between two or more variables, without manipulating them

Surveys

non-experimental technique for obtaining the self-reported attitudes in data