What is the purpose of measure of variability? what are its use of measure of variability to students, school and teachers?
Added by Emilio W.
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It helps to understand how much the data points vary from the average or central tendency. For students, measures of variability can be useful in understanding their own performance and progress. For example, if a student's test scores have a high variability, it Show more…
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A measure of variability describes the degree to which the scores in a distribution are spread out or clustered together. Variability also measures the size of the distances between scores size of most of the scores change of frequency with distance from the center number of peaks or maximum frequencies of scores
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