Answer:
Step-by-step explanation:
Answer: An independent variable is exactly what it sounds like. It is a variable that stands alone and isn't changed by the other variables you are trying to measure. For example, someone's age might be an independent variablendependent and dependent variables in experiments
Your independent variable is the treatment that you vary between groups: which type of pill the patient receives.
Your dependent variable is the outcome that you measure: the blood pressure of the patients.