Use this app to calculate the standard deviation of a set of values. It will also return the: -mean(average) -variance -population deviation -Median -Q1 & Q3 To add a value to the set press "+Row". When all data are in press "Calculate". Note: Population deviation (n-1) is unbiased, while normal standard deviation (n) is biased. To calulate the z-score enter a number into the z-score tab, then click find z-score. The z-score will be based off the main table.
Standard Deviation Calculator is a free educational mobile app By Keely Hill.It helps students practice the following standards .
Software Version: 2.1
Release Date: 2013-10-15T10:26:49Z
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