If random assignment is used, researchers assume that differences in group performance are not due to:
a. experimenter expectancies about the experiment
b. differences in the personal characteristics of subjects in each group
c. subject expectancies about the experiment
d. the environmental conditions that are intentionally manipulated in the experiment
B
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When differences between the experimental group and the control group are so large that they could not have occurred simply by chance, they are considered to be ______
Fill in the blank with correct word
If you are forced to move to Nome, Alaska, you will find yourself colder more often, and therefore you will need to eat more food to maintain your body temperature. As a result, which of the following will also go up?
A. your weight B. your basal metabolism C. your ghrelin levels D. your CCK levels
Research suggests that visual perceptual processing of nine-month-olds has become
a. less finely tuned to relevant stimuli. b. more finely tuned to relevant stimuli. c. more finely tuned to irrelevant stimuli. d. unable to distinguish between relevant and irrelevant stimuli.
A(n) ________ is a speech error in which there is an exchange of the initial sounds of two or more words in a phrase or sentence
FIll in the blank with correct word.