School Districts in Which Relatively More Parents Choose to Not

question 7

Multiple Choice

School districts in which relatively more parents choose to not have their children immunized:

• A)tend to be in poorer neighborhoods.
• B)have higher rates of the diseases for which immunization is normally required.
• C)have lower rates of the diseases for which immunization is normally required.
• D)are in violation of federal health care regulations.

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Definitions:

Variance Accounted

The proportion of total variation in a dataset that is explained by a statistical model.

Correlation

A statistical measure that expresses the extent to which two variables change together; indicating the strength and direction of a relationship.

Coefficient of Determination

A statistic that indicates the proportion of the variance in the dependent variable predictable from the independent variable(s).

Correlation

A quantitative measure that indicates the extent to which two or more variables fluctuate together.