The basic stimulus for vision is changes in
(a) the lens (b) electromagnetic radiation (c) kinesthetic stimuli
(d) mechanical pressure on the retina (e) events in the cochlea
B
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Godric experiences high levels of fear when faced with challenges, such as performing a singing solo in front of the whole school. He experiences agitation because he feels that others expect him to be courageous and enjoy his time in the spotlight. Godric is experiencing discrepancy between his actual self and his______.
A. self-concept B. ideal self C. ought self D. self-awareness
When the results of a scientific observation are representative of real life, the results have internal validity
Indicate whether the statement is true or false
From the estimation point of view, sample size determines ______.
a. prospective power b. practical significance c. the margin of error d. the standard deviation
An economic study of U.S. efforts to eradicate coca fields in South America indicated
A. a clear linkage to higher cocaine prices in the streets in the U.S. B. that fewer acres are now being planted with coca. C. that we need to double our eradication efforts to have a positive effect. D. that even if we produced massive disruption of one country's supply, market forces would replace the supply within two years.