Exam 12: More About One-Factor Experiments

Provide an example of a research study with a small-n design.

Between-subjects designs require more participants than within-subjects designs.

The presence of individual differences across groups is the greatest concern for within-subjects experiments.

A(n) ______ variable is manipulated such that participants are randomly assigned to levels.

There are areas of psychology where experiments are used more often than in others including the following except for ______.

The primary concern of between-subjects variables is the order in which the participants receive the different levels of the independent variable.

In a research design where participants are randomly assigned to either an all-male confederate group, or a mixed gender confederate group, the study is experimental.

Order effects are a particular form of ______ effects.

In a Latin Square, the number of orders used is equal to the number of ______ in the design.

Without the manipulation of a(n) ______ variable, it is very difficult to rule out other possible factors as causes of a change in the ______ variable.

An experiment is defined by the following statements except for ______.

The manipulation of an independent variable in an experiment allows the researcher to learn about the causal relationship between the independent and ______ variables.

Much of the research in the ______ area is focused on understanding factors that influence memory, perception, language processes, and decision-making.

______ represents an experiment.

In experiments where individual differences are likely to be present and a small sample size is used, random assignment may not be sufficient to control for these differences.

In the ______ design, subjects' scores in one condition are compared with their scores in the other condition.

Manipulation of an independent variable in a study ______ the internal validity of the study.

Participants receive all levels of a(n) ______ variable, but only one level of a(n) ______ variable in an experimental design.

______ can be used to counter group differences.

A manipulation of an ______ variable involves researcher control of the administration of the levels of the variable to the participants.