Many feel that the difference between an IQ of 100 and 105 is not the same as the difference between an IQ 70 and 75 . These people feel that IQ tests lack ____
a. absolute zeroes
b. magnitudes
c. ratios
d. equal intervals
d
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Which area of the brain associated with attention and concentration is completely myelinated by the time a child is about age 5?
A. corpus callosum B. cerebral cortex C. cerebellum D. reticular formation
The ________ is a thick band of nerve fibers that connects the two hemispheres of the brain.
A. insula B. corpus callosum C. cerebral cortex D. basal ganglia
The reluctance of many people to sign organ donor consent forms appears to be related to:
a. personality variables b. fear of accidents c. attitudes about life and death d. lack of sympathy for others e. both a and c
Henry Molaison, or H.M., was famous in the memory literature for ______.
a. his ability to remember long lists of numbers b. being unable to remember his early years but near-perfect recollection of his recent years c. being unable to form new memories after brain surgery d. his inability to improve at implicit learning tasks