code: public static double fleschKincaidReadingEase(String strText) {
          strText = cleanText(strText);
          return PHPMethods.round((206.835 - (1.015 * averageWordsPerSentence(strText)) - (84.6 * averageSyllablesPerWord(strText))), 1);
      }
docs: Returns the Flesch-Kincaid Reading Ease of text entered rounded to one digit.
  
  @param   strText         Text to be checked
  @return