Answer:
Whether the students were given the memory supplements or not
Explanation:
An independent variable is the variable that the experiment manipulates ,changes or controls hence it will have a direct effect on a dependent. variable. The dependent variable is the variable that is affected and it can be measured.
Independent and dependent variables have a cause and effect relationship.
Whether a student is given the herbal memory supplement is the independent variable since that is the variable that can be controlled.
The students next text scores will be the dependent variable.
