Use the following information for questions:
Research is done to see whether taking oral contraceptives increases women's blood pressures. The blood pressures of women who take oral contraceptives are compared to the blood pressures of women who do not take oral contraceptive. A complicating factor is that the women who take oral contraceptives tend to be younger than the others. This must be taken into account because blood pressure increases with age.
-Which variable is the response variable in this study?
A) Age
B) Blood pressure
C) Oral contraceptive use
D) Both age and oral contraceptive use are response variables in this study.

Question

Use the following information for questions:
 Research is done to see whether taking oral contraceptives increases women's blood pressures. The blood pressures of women who take oral contraceptives are compared to the blood pressures of women who do not take oral contraceptive. A complicating factor is that the women who take oral contraceptives tend to be younger than the others. This must be taken into account because blood pressure increases with age.
-Which variable is the response variable in this study?
A) Age
B) Blood pressure
C) Oral contraceptive use
D) Both age and oral contraceptive use are response variables in this study.

Quizplus · Accepted Answer

The response variable is the outcome of interest, which in this study is the blood pressure of the women, as the research aims to determine if there is a relationship between taking oral contraceptives and changes in blood pressure.

Use the Following Information for Questions