How Many Conditions and Possible Interactions Are There in a Study

question 67

Multiple Choice

How many conditions and possible interactions are there in a study with a 2 × 2 × 2 factorial design?

• A)8 conditions and 4 possible interactions
• B)4 conditions and 8 possible interactions
• C)3 conditions and 2 possible interactions
• D)2 conditions and 3 possible interactions

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Definitions:

Antibody Screening Test

A test for detecting the antibodies that the body makes against HIV.

HIV Antibodies

Proteins produced by the immune system in response to infection with the Human Immunodeficiency Virus, used as markers for diagnosis.

Western Blot Test

A laboratory method used to detect specific proteins within a sample, commonly used in the diagnosis of HIV and other diseases.

Active Sexual Lifestyle

Engagement in sexual activities regularly, with the implication of having multiple sexual partners or frequent sexual relations.