Research Chapter 5 03

Incidence rate is the

• level of preparation required to create an appropriate environment for a respondent.

• degree to which respondents share certain similarities.

• percentage of the general population that is the subject of a market research.

• degree of accuracy of a response in relation to some other possible answer.

Unlike descriptive research, causal research...

• collect data using experimental designs.

• establish a negative relationship between two dependent variables.

• collect data using surveys.

• establish a positive relationship between two independent variables.

Which of the following is true of independent variables?

• Their values are directly manipulated by a researcher.

• Their values remain constant throughout an experiment.

• They are also called criterion variables.

• Their values change only with changes in the values of dependent variables.

In the context of experimental research, ________ refers to the extent to which a research design accurately identifies causal relationships.

• the incidence rate

• data generalizability

• external reliability

• internal validity

Compared with lab experiments, field experiments

• are less realistic.

• are more controllable.

• take less time to complete.

• are more expensive to conduct.