Psychology 1101 Chapter 2
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