Initial release with:
- getMean()
- getCount()
- getMedian()
- getLowerPercentile()
- getHigherPercentile()
- getMode()
- getFrequencies(): a frequency is the number of times a value of the data occurs;
- getRelativeFrequencies(): a relative frequency is the ratio (fraction or proportion) of the number of times a value of the data occurs in the set of all outcomes to the total number of outcomes;
- getCumulativeFrequences(): is the accumulation of the previous relative frequencies.;
- getCumulativeRelativeFrequencies(): is the accumulation of the previous relative ratio.