If you know what a sample population thinks, you can use this tool to estimate the preferences of the population at large. It is common to use the lower bound of this interval (here, 30.9) as the ...
var IntervalTree = require('interval-tree'); // add interval data var itree = new IntervalTree(300); // 300 : the center of the tree itree.add([22, 56, 'foo']); itree ...