private void parseAndAdd(String line){
  StringTokenizer tokenizer=new StringTokenizer(line," ");
  String phone=tokenizer.nextToken();
  float mean=Float.parseFloat(tokenizer.nextToken());
  float stddev=Float.parseFloat(tokenizer.nextToken());
  phoneDurations.put(phone,new PhoneDuration(mean,stddev));
}

private void parseAndAdd ( String line ) { StringTokenizer tokenizer = new StringTokenizer ( line , " " ) ; String phone = tokenizer . nextToken ( ) ; float mean = Float . parseFloat ( tokenizer . nextToken ( ) ) ; float stddev = Float . parseFloat ( tokenizer . nextToken ( ) ) ; phoneDurations . put ( phone , new PhoneDuration ( mean , stddev ) ) ; }
creates a word from the given input line and adds it to the map .
