A medical researcher wanted to test the impact of four different pain-relief drugs (‘Placebo’, ‘Drug X’, ‘Drug Z’ and ‘Drug Y’) on a group of twenty randomly selected patients with a long-term chronic illness. He wanted to compare the impact of each drug on each individual patient’s rating of pain and across the group of patients, as well as any interaction effects.
What sort of test design best suits this study?
A. Independent factorial design
B. ANOVA
C. Repeated-measures factorial design
D. Multiple linear regression.
Answer: C
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The affected children growing up in these circumstances may either "learn" or acquire the destructive behaviors of the caregivers, or they may develop coping skills that:
a. aid them in recovery b. manifest as antisocial or disruptive behaviors c. allow them to succeed as students d. reduce their anxiety e. none of the above
Divorce rates vary depending on a couple’s ______.
A. age and gender B. race and length of marriage C. level of education and income D. number of prior marriages and age at first marriage
Recently, a black family moved into an all-white neighborhood. The whites who lived in the neighborhood wanted the black family to leave so they began to harass them on a daily basis. This is an example of ______________________ motive.
a. ideological b. bigotry c. political-territorial d. emotional
________ means an impairment in hearing, whether permanent or fluctuating, that adversely affects educational performance.
A. Deafness B. Hearing impairment C. Degree of hearing loss D. Type of hearing loss