Research Methods, Ch. 6 Quiz

Which research strategies produce similar data structures that use the same statistical analyses?

Experimental, quasi-experimental, and non-experimental.

The degree to which your research results generalize beyond specific characteristics of your study refers to______.

External validity.

If there are two or more possible explanations for the results of a research study, then the study has a problem with external validity.

False

If participants in one treatment condition have characteristics that are different from the characteristics of participants in another treatment condition, then ________ may be threatened.

Internal validity

Experimenter bias can threaten both internal and external validity because the results obtained in a study _________

May be specific to the experimenter who has the expectations.

A scatter plot showing the relationship between two variables shows data points that form a circular pattern. What kind of relationship is indicated by this pattern?

These data show no consistent relationship.

Both correlational and non-experimental studies intend to examine relationships between variables without trying to explain the relationships.

True

Experimenter bias and participant reactivity can threaten both internal and external validity.

True

If the participants in one treatment condition are noticeably older than the participants in another treatment condition, then participant age is a confounding variable.

True

Experimental research studies tend to have very _______ internal validity but often have relatively ______ external validity.

high; low