Peterson and Peterson estimated that the duration of short-term memory (STM) was approximately

a. 3 seconds. c. 60 seconds.
b. 18 seconds. d. 90 seconds.


B

Psychology

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In a normal distribution, the percentage of raw scores falling within one standard deviation of the mean equals

a. 34.11%. b. 95.44%. c. 99.74%. d. 68.26%.

Psychology

The first consequence of a neuron's reaching threshold for an action potential is the opening of _________ channels

a. voltage-dependent sodium b. voltage-dependent potassium c. ligand-gated sodium d. ligand-gated potassium

Psychology

Some people have genes from Homo neanderthalensis

Indicate whether the statement is true or false

Psychology

When individuals receive biofeedback training to, say, lower their blood pressure, reinforcement is provided in the form of

a. loud clanging noises. c. classical music. b. variable schedules. d. information.

Psychology