Statistic:
1. A number measuring something
2. A measure calculated from a sample of data. Contrast “statistic” (drawn from a sample) with “parameter,” which is a characteristic of a population. For example, the sample mean is a statistic; the population mean is a parameter of a population.
See also: statistics
Planning on taking an introductory statistics course, but not sure if you need to start at the beginning? Review the course description for each of our introductory statistics courses and estimate which best matches your level, then take the self test for that course. If you get all or almost all the questions correct, move on and take the next test.
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