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  1. www.mathsisfun.com › data › standard-deviationStandard Deviation and Variance - Math is Fun

    Learn how to calculate the standard deviation and variance of a set of data, and how they measure how spread out the numbers are. See examples, formulas, and explanations for population and sample data.

  2. www.khanacademy.org › a › calculating-standard-deviation-step-by-stepCalculating standard deviation step by step - Khan Academy

    Learn how to compute standard deviation by hand using a five-step formula. See examples, interactive exercises, and explanations of the formula components.

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  4. byjus.com › maths › variance-and-standard-deviationVariance and Standard Deviation-Definition, Formula, Relation and...

    Learn how to calculate variance and standard deviation for population and sample data sets with formulas and examples. Find out the difference, relation and properties of these two statistical measures of dispersion.

  5. www.scribbr.com › statistics › varianceHow to Calculate Variance | Calculator, Analysis & Examples -...

    18 de ene. de 2023 · Learn how to calculate variance for population and sample data, and why it matters for statistical tests. Use the variance calculator to find the variance of any data set.

  6. statisticsbyjim.com › basics › standard-deviationStandard Deviation: Interpretations and Calculations

    Learn how to calculate and interpret the standard deviation, a measure of variability that uses the original data units. See examples, graphs, and formulas for the sample and population versions.

  7. www.khanacademy.org › math › statistics-probabilityMeasures of spread: range, variance & standard deviation - Khan...

    Learn how to calculate the variance and standard deviation of a data set using the formula and examples. The video also explains the difference between range, variance and standard deviation as measures of spread.