<prompt> Translate the following text to EnglishLakini wanakubali kwamba uchaguzi wote uliopatikana kwa Witztum na Rips uliunda nafasi ya kubadilika, hivyo kuruhusu upendeleo wa waandishi kuharibu matokeo.  <response>: But they conclude that all the choices available to Witztum and Rips created wiggle room, thus permitting the authors biases to corrupt the results. 