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Unformatted text preview: Parameter: a number calculated on population data that quantifies a characteristic of the population Sample: a subset of the population Statistic: a number calculated on sample data that quantifies a characteristic of the sample Variable: any property or characteristic of some event, object, or person that may have different values at different times depending on the conditions Discrete variable: a variable in which there are no possible values between adjacent units on the scale Continuous variable: a variable that theoretically can have an infinite number of values between adjacent units on the scale...
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 Spring '08
 JamesAntes

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