The cerebral cortex contains about ______ percent of the neurons in the human central nervous system
a. 30
b. 50
c. 70
d. 90
c
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If blood vessels in the brain rupture, cutting off the supply of oxygen to parts of the brain and thereby killing surrounding brain tissue, the person is said to have suffered a
a. stroke. b. broken ventricle. c. tangle of neurons. d. nervous breakdown.
Thalidomide was available in _________ and ________ without a prescription in the 1960s
a. Australia and Greece c. Israel and Brazil b. Cuba and Russia d. Germany and England
When people are said to be insane, this means that:
a. psychologists have compared their behaviors to characteristics of individuals with disorders and found a strong correlation. b. a psychiatrist has determined that they are suffering from one of the psychological disorders, as described in the DSM. c. a legal determination has been made that they are unaware of the consequences of their actions and unable to control their behavior. d. a diagnosis of schizophrenia has been made either by a psychologist or by a psychiatrist specializing in the treatment of the insane.
Amala wants to observe the relation between where her teammates placed in one cross-country meet and where they placed in the next cross-country meet against the same opponents
Which correlation coefficient should Amala use to examine this relation? a. phi coefficient b. point-biserial correlation c. product-moment correlation coefficient d. Spearman rho