Use this app to calculate the standard deviation of a set of values.
It will also return the:
-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.
Fixed some calculation issues with the five number summary.
Small UI changes
Ratings and ReviewsSee All
Crashed after editing a data set
Didn't save. Don't waste your time
All was correct except for Q3, please fix.
This calculator only does sample standard deviation. (n-1 in the denominator) It should be labeled as such in both the title and the data output
With Family Sharing set up, up to six family members can use this app.