Question 1
When carrying out an experiment, the factor that the researcher manipulates is known as the ________ variable; the researcher measures the ________ variable.
◦ dependent; dependent
◦ dependent; independent
◦ independent; dependent
◦ independent; independent
Question 2
When neither research participants nor research assistants are aware of which participants receive which treatment, researchers have employed a
◦ placebo control.
◦ between-subjects design.
◦ single-blind control technique.
◦ double-blind control technique.