Lewy-body dementia is characterized by all of the following except which one?
a. A good response to antipsychotic medication.
b. A fluctuating mental status.
c. Well formed delusions.
d. Auditory and visual hallucinations.
a
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Part of the decision-stage model of helping is determining the costs and rewards of helping.
Answer the following statement true (T) or false (F)
Mortality is a problem in research because _____
a. when subjects drop out, we don't know exactly how the results are affected b. without random assignment, the experimenter can't control who is in which group c. it means the comparison group was never equivalent to the treatment group d. when subjects die, the researcher could be named in a lawsuit
Sheldon et al. (2001) asked university students to rate the extent to which 10 different needs were met by the most personally satisfying event of their lives over the past month. Which of the following motives was given least significance in factors accompanying the event?
A. relatedness B. autonomy C. self-esteem D. luxury
Wutzke et al. (2000) studied ways to reduce attrition in longitudinal research on heavy drinkers. They found that they could reduce attrition by
a. promising the participants total confidentiality and anonymity in their participation. b. increasing internal motivation rather than relying on incentives to the participants. c. maintaining a strict policy of participation in order to establish routines for participation. d. maintaining contact throughout the project by sending birthday cards or regular newsletters.