weighted-average v1.0.1

#Weighted-Average

A simple number averaging utility, which let's you count a number several times, or "weight" it

npm install weighted-average --save

var wAv = require('weighted-average');

console.log(wAv([
	{val:0,weight:1},
	{val:100,weight:1}
])); // returns 50

console.log(wAv([
	{val:-150,weight:3},
	{val:-140,weight:0.5},
	{val:100,weight:4}
])); // returns -16