Takes an array of numbers and calculates some descriptive statistics
npm install summary
var summary = ;var data = ;console; // 1console; // 0
summary constructor, takes a required
data array and and optional
boolean indication whether or not the
sorted from small to big,
// Data is sorted from small to bigvar data = ;// Data is sorted, but summary dosn't know. Works fine just a bit slower.var data = ;// Data is sorted in reverse ordervar data = ;// Data isn't sortedvar data = ;
The data object has the following metods, note that almost all values is lazy calculated and then cached.
datadata; // Returns the original arraydata; // Returns the sorted arraydatasize; // Returns the data lengthdata; // Returns the data sumdata; // Returns modedata; // Returns the meandata; // Returns 25% quartiledata; // Returns the mediandata; // Returns the variancedata; // Returns the standard deviationdata; // Returns the maximum valuedata; // Returns the minimum value
The software is license under "MIT"
Copyright (c) 2013 Andreas Madsen
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.