A medical study involving senior citizens was designed to determine the relationship between the amount of salt in the diet and blood pressure.
What are the independent and dependent variables for this study?
A. The independent variable is blood pressure; the dependent is the salt in the diet
B. The independent variable is the age of the senior citizens;the dependent variable is blood pressure
C. the independent is blood pressure;the dependent variable is the age senior citizens
D. The independent variable is the amount of salt in the diet;the dependent variable is blood pressure

Question

A medical study involving senior citizens was designed to determine the relationship between the amount of salt in the diet and blood pressure.
What are the independent and dependent variables for this study?
A. The independent variable is blood pressure; the dependent is the salt in the diet
B. The independent variable is the age of the senior citizens;the dependent variable is blood pressure
C. the independent is blood pressure;the dependent variable is the age senior  citizens
D. The independent variable is the amount of salt in the diet;the dependent variable is blood pressure

anonymous · Answer

Independent variable is a variable that stands alone and isn't changed by the other variables you are trying to measure. Dependent variables are something that depends on other factors.

anonymous · Answer

I know but I don't get this question