The mean of 36 reading scores drawn from a population with a standard deviation of 36 is 80. Therefore, the 98.5% confidence interval around m is ______.
a. [75.11, 84.89]
b. [65.42, 94.58]
c. [–51.22, 211.22]
d. [–8.03, 168.03]
Ans: B
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What is "discrimination"?
a. A typical example of a category b. Unequal treatment of different groups of people c. An unfavorable attitude toward a group of people d. A belief about a group of people
Our sense of smell shows evidence of sensory adaptation. The perceived strength of an odor usually
a. fades to less than half its original strength within about four minutes. b. increases to more than twice its original strength within about four minutes. c. fades to less than half its original strength within a few seconds. d. slowly increases over time, reaching a maximum in about 15 minutes.
Which of the following is true concerning cross sectional designs?
a. They require that the same group of participants be tested over and over across a long period of time. b. They are much less convenient to run than longitudinal studies. c. They are likely to confound age with some other variable of interest. d. They are less likely than longitudinal designs to be influenced by cohort effects.
In the Control Question Technique of polygraph examination, a(n)______________will respond_________to control questions as/than crime- related questions
A. innocent person; as much B. innocent person; less C. guilty person; less D. guilty person; more