NIU Nurs312 Quiz 5/NIU Nurs312 Quiz 5/NIU Nurs312 Quiz 5/NIU Nurs312 Quiz 5

QUESTION 1

Marshall randomly selected 250 students from a large university to study their use of drugs and alcohol.

A. Probability

B. Nonprobability

QUESTION 2

Casey randomly assigned 152 elders recruited from five nursing homes to a foot massage or wait-list group to assess effects on levels of depression.

A. Nonprobability

B. Probability

QUESTION 3

Kendall randomly assigned postsurgical patients to aromatherapy (oil of pepermint) or usua care, to assess effects on nausea.

A. Experimental

B. Nonexperimental

C. Quasi-experimental