AP Unit 2/Gen. Psychology Ch. 1 Research Methods

The condition that exists when the probability that the findings are not due to chance

• statistical significance
• experimenter bias
• confounding variables

Name the term that we use to describe when each time a study is repeated, the results are consistent.

• validity

• reliability

• sample

What do we call factors that cause differences between the experimental group and control group other than the independent variable?

• control group

• population

• confounding variables

The factor that the researcher manipulates in a controlled experiment is the

• dependent variable.

• independent variable.

• confounding variable.

The subgroup of the population that participates in the study is called the

• sample.

• assignment.

• group.

What do we call the phenomenon that occurs when a researcher's expectations or preferences about the outcome of a study influence the results?

• placebo

• case study

• experimenter bias

What do we call the subgroup of the sample that receives the independent variable?

• experimental group

• control group

• population

What do we call a division of the sample into groups so that every individual has an equal chance of being put in any group or condition?

• single blind

• double blind

• random assignment

• random sampling

What do we call a psychological or physical treatment given to the control group that resembles the treatment given to the experimental group, but that contains no active ingredient?

• independent variable

• placebo

• dependent variable

What do we call a description of the specific procedure used to determine the presence of a variable that is created so that the experiment can be replicated by others?

• operational definition

• independent variable

• controlled group