What does a neurotransmitter do?
a. It measures the amount of activity in a brain
b. It either excites or inhibits a neuron.
c. It flows through the bloodstream.
d. It conveys information from one brain to another.
b
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Because classic test theory assumes a person's true score is the same over time, repeating the same test over and over gives a distribution of scores that reflect what?
a. systematic error b. random error c. reliability d. internal consistency
the only mammals other than humans that can learn to sing a song by hearing it are:
A. dolphins B. whales C. gorillas D. chimpanzees
What is one of the two interconnected types of action that religious teachings introduce?
A. individual engagement B. wealth and greed C. asceticism D. mediation
__________ research examines the relationships among two or more variables
A) Correlational B) Experimental C) Idiographic D) Psychobiographical