Q4. Which of the following is an example of a parameter? A) Sample standard deviation. B) Population variance. C) Sample mean.
Q5. A summary measure of a characteristic of an entire population is called a:
A) statistic. B) parameter. C) census.
Q6. Which of the following statements regarding frequency distributions is least accurate? Frequency distributions: A) summarize data into a relatively small number of intervals. B) work with all types of measurement scales. C) organize data into overlapping groups.
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发表于 2009-1-4 10:39
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