What are the degrees of freedom for an independent-samples t-test using one sample with n = 13 and one sample with n = 15?
What will be an ideal response?
26
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Which of the following is an important validation consideration in industrial settings?
a. pay grade b. occupational classification c. attrition d. education
In attempting to develop new treatments for schizophrenia, researchers have recently begun to examine drugs based on ______.
A. dopamine B. gamma-aminobutyric acid (GABA) C. acetylcholine D. glutamate
Forty-six-year old Nathan recently learned that he has terminal advanced stage lung cancer. He finds himself thinking throughout the day, "Why me? It isn't fair. I was supposed to live to 90." According to Kübler-Ross, Nathan is displaying signs of which stage of dying?
A. denial B. anger C. bargaining D. depression
Psychiatric epidemiology ____ our understanding of the factors that contribute to the occurrence of specific mental disorders
a. restricts b. does not affect c. confuses d. improves