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Data Compiled by the U

question 28

Multiple Choice

Data compiled by the U.S. Census Bureau indicate that the average age at first marriage has _______ over time.

Definitions:

Cause-Effect Relationship

A connection between two events where the first event (the cause) makes the second event (the effect) happen.

Correlation

A statistical measure that describes the extent to which two variables change together, but does not imply causation.

Experimenter Bias

A form of bias introduced by the experimenter whose expectations about the outcome of the experiment can be subtly communicated to the participants.

Dependent Variable

The variable in an experiment that is expected to change in response to manipulations of the independent variable.