Which of the Following Is True Regarding Circumcision and AIDS

question 78

Multiple Choice

Which of the following is True regarding circumcision and AIDS?

• A)In a study from Africa, circumcised men were slightly more likely to become infected with HIV than uncircumcised men.
• B)In a study from Africa, uncircumcised men were more likely to become infected with HIV than circumcised men.
• C)Across studies, circumcision is not related to the risk of contracting HIV.
• D)Circumcision relates to risk of HIV infection in Africa only. They are not related in other areas of the world.

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Definitions:

Probability

A mathematical measurement of the likelihood of an event occurring, expressed as a number between 0 and 1.

Level of Significance

The criterion used for rejecting the null hypothesis; often denoted by alpha.

Type II Error

The failure to reject a false null hypothesis, also known as a "false negative."

Null Hypothesis

A statement or hypothesis in statistical inference that implies no effect or no difference, and it serves as the default or starting assumption for hypothesis testing.