In the one factor between groups design, in general, the alternative hypothesis states that _____
a. all group means will be different
b. only one group mean will be different
c. there will be a difference between group means
d. no group means will be different
C
The alternative hypothesis for this design states that there will be a difference, but does not state how many or which means will differ from the others. Different experiments will make different specific predictions.
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You are driving down the highway on a moonlit night. In which of the following settings would you be most likely to experience the moon-illusion?
a. ?on the open prairie, where the land is flat and there are no trees or buildings b. ?on the open flat desert where there are only short cacti and sagebrush growing c. ?in the hills of North Georgia where there are tall pine trees and the terrain is mountainous d. ?while sailing in open water, with nothing but the moon and stars visible
There are seven primary physiological systems in which changes occur during the fight-or-flight response. Name these seven systems
What will be an ideal response?
Spencer believed that if the principle of evolution was allowed to operate freely:?
a. ?the world would be a jungle b. ?humans would become more animalistic c. ?animals would have become more like humans d. ?all living organisms and societies would approximate perfection
A normally distributed set of population scores has a mean of 65 and a standard deviation of 10.2 . The mean, of the sampling distribution of the mean, for samples of size 48 equals _________
a. 1.35 c. 65 b. 60 d. none of these