variance and standard deviation

What are Measures of Dispersion Statistics ?

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Here, you will learn what are the measures of dispersion in statistics i.e. range, mean deviation, variance and standard deviation with example. Letโ€™s begin โ€“ Measures of Dispersion : The dispersion of a statistical distribution is the measure of deviation of its values about the their average(central) value. It gives an idea of scatteredness of โ€ฆ

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Formula for Variance and Standard Deviation

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Here, you will learn learn formula for variance and standard deviation and relationship between variance and standard deviation. Letโ€™s begin โ€“ Variance and Standard Deviation : The variance of a distribution is, the mean of squares of deviation of variate from their mean. It is denoted by \(\sigma^2\) or var(x). The positive square root of โ€ฆ

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