University of the Western Cape

The standard deviation (S) is the mean of the differences between each measurement and the mean of that data set. ... the value with 25% of the measures below is 23 (3rd value) and the value with 75% below is 44 (8th value). 44 minus 23 equals 23. Variance and Standard Deviation: ... You can save such documents which are usually in PDF format ... ................
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