Which of the following best describes the organization of the argument that the author of
A. Two approaches to testing a hypothesis is described,and the greater merits of each approach are compared.
B. The assumptions underlying a hypothesis all outlined,and evidence for and against the hypothesis is discussed.
C. A phenomenon is described, and hypothesis concerning its occurrence are considered and rejected.
D. A hypothesis is discussed, evidence supporting the hypothesis is revealed and qualified, and a working model derived from the hypothesis is suggested.
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某股票x在未来的情况预期如表1所示。
表1 股票X在三种股票市场情况下的收益情况
该股票的预期收益率和标准差分别为()。
A. 16%；24.33%
B. 16%；25.65%
C. 20%；24.33%
D. 20%；25.65%
According to the passage,Turner, Becker, and Jameson have done which of the following？I .
A. I and II only
B. II only
C. I only
D. II and I only
Which of the following is NOT suggested by the writer to control hypertension？
A. Drug treatments
B. Weight loss
C. Exercise
D. Overwork
What is the author's viewpoint toward"the right of not to be poor"？
Absolutely approval
B. Mixed
C. Moderately approval
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