Psychology 1101 Chapter 2

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surveys

Often conducted with large numbers of participants and can even be conducted by phone, email, or mail.

The control group

This group does not get the experimental treatment

theory

a well-developed set of ideas that proposes an explanation for observed phenomena.

participants

are subjects of psychological research

naturalistic observation

A researcher who reports data from a study where they hired experimental confederates to attend speed dating events, posing as daters, and carefully take notes on the behaviors of the daters.

double-blind

A study in which both the researchers and the participants are unaware of the group assignments.

case study

Krista and Tatiana Hogan are participants in a(n) ________ of conjoined twins who are joined at the head

longitudinal

Research studies the same groups of participants over time

archival

Research uses past records or data sets to investigate research questions or to look for patterns or relationships

independent variable

The ________ is controlled by the experimenter

dependent variable

The ________ measures effects of the independent variable

illusory correlation

The belief that strange behavior is linked to the occurrence of a full moon is an example of a(n)

correlation

When there is a relationship between two or more variables

A major advantage of case studies is ________

detailed information

Research on ________ subjects must always involve ________.

human; obtaining informed consent

A negative correlation

one variable decreases as the other increases


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