<?xml version="1.0" encoding="UTF-8"?>
<response><unit><id>357187dc-1ba4-4742-ab5a-64446c8c2995</id><parent_id>db78b796-3dcb-42bc-bbfb-e381b74087a4</parent_id><number>6.2.12</number><names>[{"lang":"es","name":"Desviación respecto a la media y desviación media"},{"lang":"en","name":"Absolute deviation and standard deviation"},{"lang":"ca","name":"Desviació respecte a la mitjana i desviació mitjana"}]</names><difficulty>6</difficulty><created>7/18/16, 11:43 AM</created><modified>7/18/16, 11:43 AM</modified></unit></response>
