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anonymous

  • one year ago

Find the sample variance and standard deviation. 20, 10, 5, 8, 9

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  1. Australopithecus
    • one year ago
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    where the x with the line above it is the mean, and x is just a data point and n is your sample size

  2. Australopithecus
    • one year ago
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    Which means you have to follow this formula for every data point and sum them all together

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