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Measure of Dispersion Range Quartiles Mean Deviation Variance and Standard Deviation
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Measure of Dispersion | Range, Quartiles, Mean Deviation, Variance and Standard Deviation. • Range: Is the difference between the highest and the least values. • Quartiles divide a distribution in to four parts • Mean Deviation is the Arithmetic mean of all the absolute deviation from the mean. • The Variance is defined as: The average of the squared differences from the Mean. It is denoted by δ² • While Standard Deviation is the square root of Variance. It is denoted by δ • Join this channel to get access to perks: • / @tambuwalmathsclass
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