Following a study by Morin and associates at Laval University on the efficacy of different treatments for sleep problems in the elderly, we can conclude that if Jack was in the behavioural treatment group and Bill was in the drug-and-behavioural
treatment group:
a) Jack was sleeping better than Bill at the end of treatment and at a two-year follow-up.
b) Bill was sleeping better than Jack at the end of treatment and at a two-year follow-up.
c) Jack and Bill were sleeping equally well at the end of treatment but Jack was the only one who maintained these improvements at the follow-up.
d) None of the above; the drug-only treatment group improved the most overall.
c
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Sampling bias is a problem because it
a. limits the generality of the findings. b. makes it impossible to use inferential statistics. c. makes it difficult to avoid a confounding of variables. d. makes the effect of the independent variable appear to be bigger than it really is.
Curly hurls an insult right back at James when James expresses his negative feelings toward her. Such a pattern illustrates
a. social penetration. b. a demand/withdraw interaction pattern. c. negative affect reciprocity. d. distress-maintaining attributions.
Describe the organizing effects of sex hormones and give specific examples
What will be an ideal response?
Which of the following is NOT one of the six elements of the scientific method?
a. defining a problem b. gathering evidence c. publishing results d. consensus review