When Ann went to her doctor, he gave her a hearing test. During the test, the doctor presented tones to Ann through earphones. The tones started at a low intensity and then became louder. The doctor asked Ann to raise her hand whenever she started to hear a sound. The doctor was testing Ann's
a. auditory convergence.
b. absolute threshold.
c. refractory threshold.
d. difference threshold.
e. Weber threshold.
b. absolute threshold.
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Time out is a procedure that:
A. uses positive punishment B. gives an unpleasant consequence to the child for inappropriate behavior C. removes a child from a situation where they might receive reinforcement for their noncompliance D. has been shown to be ineffective in reducing temper tantrums
You call the Psychic Hotline and talk with a real, live psychic. He tells you about future events in your life that he claims to see. The psychic is demonstrating which psi ability?
a. telepathy b. precognition c. clairvoyance d. psychokinesis
In cross-sectional studies, problems with cohort effects will be especially strong when
a. children are evaluated longitudinally. b. rarely occurring behaviors are studied. c. the cohorts differ widely in age. d. the cohorts' ages vary in six-month increments.
The magic number for the capacity of short-term memory seems to be __________, but this can be increased by using __________.
A. 7 ± 2; chunking B. 7 ± 2; retroactive inhibition C. unlimited; chunking D. unlimited; metamemory