contestada

Causal hypotheses can be tested only when the researcher has the ability to ____ the main variables of the study. a.identify or understandb.control or manipulatec.estimate or measured.predict or assess

Respuesta :

bogadu

Answer:

b.control or manipulate

Explanation:

Causal hypotheses can be tested only when the researcher has the ability to control or manipulate the main variables of the study. Being able to control or manipulate the main variables of a study is necessary for the success of the study.