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2.7 Measures of the spread of the data -- rrc math 1020

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  • Card 24 / 25:
    Standard Deviation

    a number that is equal to the square root of the variance and measures how far data values are from their mean; notation: s for sample standard deviation and σ for population standard deviation.

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Practice FlashCards 14 Key Terms 2

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Source:  OpenStax, Statistics i - math1020 - red river college - version 2015 revision a - draft 2015-10-24. OpenStax CNX. Oct 24, 2015 Download for free at http://legacy.cnx.org/content/col11891/1.8
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