It calculates probabilities using the normal distribution,
the standard one with mean 0 and standard deviation 1, as
any other one that you wan to introduce, with mean and standard deviation personalized.
It
is included the possibility of calculating:
* Probability of which a quantity is over the Normal one.
* Probability of which a quantity is below the Normal one.
* Probability of which the variable is understood between two quantities.
This app is considered
as a useful tool for people who want to
do calculations of probabilities inside a Normal distribution,
it is much more quickly
than the classic table.