A certain university maintains a colony of male mice for research purposes. The ages of the mice are normally distributed with a mean of 60 days and a standard deviation of 5.2 . Assume you randomly sample one mouse from the colony. The probability his age will be less than 45 days is _________
a. 0.9980 c. 0.0020
b. 0.4980 d. 0.0019
C
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It is important to repeat observations in a variety of settings to be certain the:
a. results generalize b. placebo effect has occurred c. correlation was accurate d. participant observation effect took place
In signal detection research, not detecting a signal in noise when it is actually present is classified as a:
A) negation. B) rejection. C) false alarm. D) miss.
The tendency of people to comply with a second, lesser request after refusing a first, larger one is called the ______ effect
a. lowball b. foot-in-the-door c. door-in-the-face d. bait and switch
Laws that dictate stronger penalties for violent crimes deemed to be motivated by bias or prejudice are commonly called
A) anti-crime laws. B) phobia crime laws. C) hate crime laws. D) gay crime laws.