Kanzi, a bonobo, has indicated a knowledge of word order. Psychologists estimate that his comprehension and use of abstract symbols is equivalent to that of a:
A. 1-year-old human
B. 2-year-old human
C. 4-year-old human
D. 4 1/2-year-old human
Answer: B
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A sample that starts with subjects known to the experimenter, and is enlarged by adding subjects known to the first set of subjects and so on, is a(n) ____ sample
a. quota b. snowball c. heterogeneity d. expert
The measure of central tendency that is affected the most by extreme scores in a set of data is the median
Indicate whether the statement is true or false
The hedonic principle refers to the view that humans are motivated to:
A) pass on their traits to their offspring. B) gain knowledge. C) take risks. D) seek pleasure and avoid pain.
When setting a cut score on a predictor, an objective is to attain
A. the highest false positive rate. B. a moderate hit rate. C. the lowest false negative rate. D. All of these