In a study on the effects of sleep on driving performance, driving performance would be the:
a. control group.
b. independent variable.
c. experimental group.
d. dependent variable.
In a study on the effects of sleep on driving performance, sleep would be the:
a. control group.
b. independent variable.
c. experimental group.
d. dependent variable.
The group of subjects that serves as the baseline in a study is to _____ group as the group of subjects that receives some level of treatment is to _____ group.
a. independent; dependent
b. dependent; independent
c. control; experimental
d. experimental; control
If subjects are randomly assigned to conditions, then _____ research is being conducted.
a. case study
b. experimental
c. correlational
d. quasi-experimental
In an experimental study of the effects of practice on reaction time, reaction time would be the:
a. control group.
b. independent variable.
c. experimental group.
d. dependent variable.
In an experimental study of the effects of practice on reaction time, practice would be the:
a. control group.
b. independent variable.
c. experimental group.
d. dependent variable.
Manipulated independent variable is to nonmanipulated independent variable as _____ is to _____.
a. experimental method; quasi-experimental method
b. correlational method; quasi-experimental method
c. experimental method; correlational method
d. quasi-experimental method; experimental method
In order to discover the extent to which education can be used to predict political preferences, researchers are most likely to engage in:
a. correlational research.
b. naturalistic observation.
c. the case study approach.
d. experimental research.
If a researcher assigns subjects to groups based on, for example, their gender, the researcher would be employing:
a. a manipulated independent variable.
b. random assignment.
c. the quasi-experimental method.
d. a manipulated dependent variable.
Increasing or decreasing together is to _____ as moving in an opposite direction is to _____.
a. quasi-experimental method; experimental method
b. experimental method; quasi-experimental method
c. positive correlation; negative correlation
d. negative correlation; positive correlation
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