Question

Explain various method of measure of dispersion

Answer 1

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Two data sets can have the same mean but they can be entirely different. Thus to describe data, one needs to know the extent of variability. This is given by the measures of dispersion. Range, interquartile range, and standard deviation are the three commonly used measures of dispersion.


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Answer 2

Most measures of dispersion have thesame units as the quantity being measured. ... Examples of dispersion measures include: Standard deviation. Interquartile range (IQR)