Standard Deviation Calculator
FreeOffers In-App Purchases
2.1for iPhone, iPad and more
Age Rating
Standard Deviation Calculator Screenshots
About Standard Deviation Calculator
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.
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.
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What's New in the Latest Version 2.1
Last updated on Sep 5, 2016
Old Versions
This app has been updated by Apple to display the Apple Watch app icon.
Fixed some calculation issues with the five number summary.
Small UI changes
Fixed some calculation issues with the five number summary.
Small UI changes
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Version History
2.1
Sep 5, 2016
This app has been updated by Apple to display the Apple Watch app icon.
Fixed some calculation issues with the five number summary.
Small UI changes
Fixed some calculation issues with the five number summary.
Small UI changes
2.0
Feb 3, 2016
* Scrolling and auto scrolling greatly improved.
* Better keypad awareness.
* Improved handling of empty rows.
* No longer must you manually delete them by swiping, but it is still a option.
* Updated app icon.
+ Support for larger screen sizes.
+ First row is added for you for quickly stating input.
+ iPad 'enter' key relabeled as next and adds a row too.
* Other smaller fixes and improvements.
* 2.0 Version Bump
* Better keypad awareness.
* Improved handling of empty rows.
* No longer must you manually delete them by swiping, but it is still a option.
* Updated app icon.
+ Support for larger screen sizes.
+ First row is added for you for quickly stating input.
+ iPad 'enter' key relabeled as next and adds a row too.
* Other smaller fixes and improvements.
* 2.0 Version Bump
1.3
Jan 7, 2014
+New, clean design.
+New 'Results' screen, leaves more space for the set.
+More calculations, including:
•Q1 & Q3
•Median
•Min & Max
*Fixed: could not get out of z-score screen.
*z-score is more accurate
*Changed the purchase window.
*Easier to scroll.
+New 'Results' screen, leaves more space for the set.
+More calculations, including:
•Q1 & Q3
•Median
•Min & Max
*Fixed: could not get out of z-score screen.
*z-score is more accurate
*Changed the purchase window.
*Easier to scroll.
1.2
Dec 3, 2013
+Option to remove advertisements.
*Fixed the crash when background is tapped.
*Fixed the mean not registering correctly.
*Fixed the crash when background is tapped.
*Fixed the mean not registering correctly.
1.1
Nov 1, 2013
+Now find the z-score of the data in the table.
*Changed launch image.
*Changed launch image.
1.0
Oct 14, 2013
Standard Deviation Calculator FAQ
Click here to learn how to download Standard Deviation Calculator in restricted country or region.
Check the following list to see the minimum requirements of Standard Deviation Calculator.
iPhone
Requires iOS 6.1 or later.
iPad
Requires iPadOS 6.1 or later.
iPod touch
Requires iOS 6.1 or later.
Standard Deviation Calculator supports English
Standard Deviation Calculator contains in-app purchases. Please check the pricing plan as below:
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$0.00
