|Compass, magnetic and true course calculator|
Calculates true, magnetic and compass direction (course, bearing) by a given direction, magnetic declination and deviation.
|Z-score / Standard score|
This online calculator computes the standard score of a raw score from the given mean of the population and the standard deviation of the population.
This online calculator analyzes and summarizes sequence of events on a timeline. It calculates days passed between events, as well as statistical data, e.g. a mean time between events, a variance and a deviation