The mean of a distribution of means is
A) the square-root of the original population mean.
B) the original population mean divided by the sample size.
C) the same as the original population mean.
D) the sample mean multiplied by the variance.
C
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A(n) ____________________ is a tentative statement about the relationship between two or more variables
Fill in the blank(s) with correct word
The gating action proposed in the gate-control theory of pain apparently relies on:
a. small fibers that inhibit nervous system activity and close the pain gates b. large fibers that inhibit nervous system activity and open the pain gates c. large fibers that produce nervous system activity and close the pain gates d. the release of serotonin that inhibits nervous system activity and closes the pain gates
Which of the following is most likely to be involved in the alarm stage of the body’s reaction to stress?
a. ?hippocampus b. ?thyroid c. ?adrenal glands d. ?temporal lobe
In operant conditioning, __________ is necessary to create the association between the stimulus and the repetition of a voluntary response
a) reinforcement b) the law of negative effect c) conditional emotional linkages d) a long time delay