5 May 2016
Version 1.0.1 now on the App Store Download from the App Store.

Updated user interface with better scaling for each iPhone screen size.

Find my other eBooks and an AppleTV app at

10 Feb 2016
Version 1.0 now on the App Store.
7 Feb 2016
Uploaded v1.0.0 to Apple iOS App Store.

tValue Scrrenshot

tValue can be used to quickly calculate tValues given two sets of mean, standard deviation and n.

David Bourne (