The ________ is the statistic used to describe the strength of the relationship between two variables and its value ranges between ________
a. quasi-correlation; -1.00 and 0 c. correlation coefficient; -1.00 and 1.00
b. quasi-correlation; -1.00 and 1.00 d. correlation coefficient; 1.00 and -1.00
D
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Confounding occurs when an uncontrolled factor covaries or changes together with an independent variable
Indicate whether the statement is true or false
In operant conditioning, reinforcement is:
A) never presented. B) presented regardless of the organism's behavior. C) presented as a consequence of the organism's behavior. D) presented prior to the organism's behavior.
The death penalty is an example of _______ deterrence.
A. restorative B. general C. specific D. public
Which of the following is true about circadian rhythms?
A. They are about 24 hours in length. B. They vary from 12-48 hours across individuals. C. They alter alertness but do not impact hormonal levels. D. They are shorter than ultradian rhythms.