You Are Interested in Understanding the Relationship Between Alcohol Consumption

question 17

Multiple Choice

You are interested in understanding the relationship between alcohol consumption (L/day) and prostate-specific antigen (PSA) levels. It has been suggested that as you increase your alcohol consumption, your PSA level increases; PSA and alcohol consumption have a linear relationship. Which of the following models is the appropriate statistical model?

• A) Alcohol consumption = a + b1 (PSA) + e, e ~ N(0, s2)
• B) PSA = a + b1 (alcohol consumption) + e, e ~ N(0, s2)
• C) = a + b (alcohol consumption) + e, e ~ N(0, s2)
• D) None

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