Jennifer reviewed the literature on research related to patients with anxiety disorders in clinical psychology. She designs a study assigning some patients to three different treatments and a control group with no treatment. She then measures anxiety symptoms 2 months after the treatment.
Jennifer conducts her study and claims that one particular treatment is helpful to patients who suffer from anxiety disorder. Which of the following assumptions is she making?
A) Her sample is representative of the population of individuals who suffer from anxiety
B) Her sample is representative to the society at large
C) Her study was influenced by an extraneous variable
D) Her parameters were good estimates of the statistics.

Question

Quizplus · Accepted Answer

Jennifer is assuming that her sample is representative of the population of individuals who suffer from anxiety disorder, which is necessary in order to generalize her findings to the larger population. She is not necessarily making assumptions about the representativeness of her sample to society at large, the presence of extraneous variables, or the quality of her statistical estimates.

Jennifer Reviewed the Literature on Research Related to Patients with Anxiety