Psych II Research Methods and Statistics

The process of attempting to influence another person through the use of threats, punishment, force, direct pressure, and other negative forms of power.

(Unit 1 Vocabulary)

• Coercion

• Deception

• Replication

• Methodology

Any distortion of or withholding of fact with the purpose of misleading others.

(Unit 1 Vocabulary)

• Illusory Correlation

• Deception

• External Validity

• Coercion

A set of procedures, guidelines, assumptions, and attitudes required for the organized and systematic collection, interpretation, and verification of data and the discovery of reproducible evidence, enabling laws and principles to be stated or modified.

(Unit 1 Vocabulary)

• Case Study

• Surveys

• Scientific Method

• Longitudinal Design

The extent to which the results of research or testing can be generalized beyond the sample that generated them.

(Unit 1 Vocabulary)

• Internal Validity

• Negative Correlation

• Positive Correlation

• External Validity

The degree to which a study or experiment is free from flaws in its internal structure and its results can therefore be taken to represent the true nature of the phenomenon.

(Unit 1 Vocabulary)

• Internal Validity

• Experimental Design

• Placebo Effect

• Illusory Correlation

Information that is not expressed numerically, such as descriptions of behavior, thoughts, attitudes, and experiences.

(Unit 1 Vocabulary)

• Cross-Sectional design

• Qualitative Data

• Experimenter Bias

• Quantitative Data

Information expressed numerically, such as test scores or measurements of length or width. These data may or may not have a real zero, but they have order and often equal intervals.

(Unit 1 Vocabulary)

• Dependent Variable

• Quantitative Data

• Hypothesis

• Naturalistic Observation

The process of science always begins with a...

(Research Methods and Statistics Part I)

• Hypothesis

• Theory

• Interview

• Question

Consists of all individuals who can potentially participate in a study.

(Research Methods and Statistics Part I)

• Population

• Control Group

• Experimental Group

• Confidential Group

An error in the sampling process that allows some members of a population to be more or less likely than others to be included in a study.

(Research Methods and Statistics Part I)

• Experimenter Bias

• Sampling Bias

• Hindsight Bias

• Confirmation Bias