The Following Table Shows the Mumps Experience of Children in 390

question 48

Multiple Choice

The following table shows the mumps experience of children in 390 families exposed to mumps by a primary case within the family:



The secondary attack rate among children aged two to four years is:

• A) 18%.
• B) 20%.
• C) 33%.
• D) 50%.
• E) 60%.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how much the values in the set differ from the mean.

Correlation Coefficient

A statistical measure that indicates the extent to which two variables fluctuate together.

Height and Weight

Physical measurements used to assess a person's body size and composition.

Correlation Coefficient

A metrics that demonstrates how much two or more variables move in synchronization.