If other factors are held constant, which of the following sets of data is most likely to produce a significant value for the repeated-measures t statistic?
a. n = 15 and MD = 2 c. n = 30 and MD = 2
b. n = 15 and MD = 4 d. n = 30 and MD = 4
D
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When hypnosis relieves pain, what is changing most strongly?
a. The responsiveness of pain receptors in the skin b. The person's verbal report of what is actually the same pain experience as usual c. The speed of conduction of pain messages between the spinal cord and the brain d. The person's emotional response to the pain
Which statement is not consistent with ethical research? a. Subject responses should be confidential
b. Never tell subjects if they've been deceived. c. Minimize risks to subjects. d. Give subjects the right to withdraw from the research without penalty.
Except for __________, prenatal diagnosis should not be used routinely because of injury risk to the developing organism
A) amniocentesis B) fetoscopy C) chorionic villus sampling D) maternal blood analysis
Peers:
a. help children learn how to express their impulses. b. give children practice in sharing and cooperation. c. help children realize that others share the same troubles they do. d. all of these