As researchers manipulate the independent variable, they measure the variable to test for any effect.

Dependent variable

Explanation:

The independen variable is the variable that does not depend on the conditions set by the study.

The dependent variable is the variable that depends on the conditions in the study.

Researches cannot manipulate the independent variable, they can only do so with the dependent variable. Is this manipulation or tests that give researches the different results that they can use to draw conclusion or prove hypothesis within a scientific study.

answer; taking detailed notes during the interview;

answer; /// you data to develop general ideas or theories;