This app has two modes that provides information about standard deviations
Mode 1- Calculator
This mode works out standard deviation (as well as other things such as variance and mean) about user inputted numbers.
Mode 2- Table
This mode has a list of values, relating to a number of standard deviations, and allows the user to work out the area of a bell curve with a given number of standard deviations.
* Fixed bug were the app crashes on startup
Negative numbers can now be used!
9Apps 4.9
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