A researcher is testing a null hypothesis stating that for the general population there is no preference between the two leading brands of cola. In a sample of n = 100 people, 35 preferred brand A and 65 preferred brand B. Assuming that the researcher uses a two-tailed test, what is the appropriate statistical decision?
A) ?Reject the null hypothesis with ? = .05 but not with ? = .01.
B) ?Reject the null hypothesis with either ? = .05 or ? = .01.
C) ?Fail to reject the null hypothesis with either ? = .05 or ? = .01.
D) ?No decision is possible without additional information.
B
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What will be an ideal response?
Martin Hoffman has suggested that the origin of moral development is in
A) observing others who act morally. B) discussions with peers of moral issues. C) the capacity to feel empathy. D) strict parental discipline.
All of the following techniques may delay ejaculation EXCEPT
A) ?? having more frequent orgasms. B) ?? continuing sexual activity after a first ejaculation. C) ?? using energetic pelvic movements. D) ?? using the woman-above position during intercourse.
Explain why saltatory conduction speeds up the velocity of action potentials
What will be an ideal response?