Stats unit 1A terms

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Last updated 12:29 PM on 8/19/26
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8 Terms

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census

collects data from everyone in the population

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parameter

number that describes some characteristics of a population

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statistic

describes some characteristics of a sample

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observational unit

an item or individual described in a data set

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variable

a characteristic that can take different values for different observational units

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What does a distribution of a variable tell us?

what values the variable takes and how often it takes value

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unimodal

has one peak

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bimodal

has 2 peaks