The Prevalence of Syphilis Fell Dramatically During the 20th Century

question 19

Multiple Choice

The prevalence of syphilis fell dramatically during the 20th century, mainly because of

• A) the use of condoms.
• B) the use of antibiotics.
• C) the near-elimination of prostitution.
• D) public health advertising campaigns.
• E) control of disease spread by the military.

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Definitions:

Statistical Formation

Refers to the process of organizing and summarizing data through the use of tables, graphs, and statistical measures to make the data understandable and usable.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together, showing the strength and direction of a relationship.

+.86

This could represent a statistical value, such as a correlation coefficient, indicating a strong positive relationship between two variables.

Discriminant Validity

A measure of the extent to which a construct is truly distinct from other constructs by demonstrating low correlations with measures of unrelated constructs.