<prompt> Translate the following text to SwahiliLike the program implementation case study, the evaluative question often requires generalizability and, for a highly diverse program, it may not be possible to answer the questions adequately and still have a manageable number of sites.  <response>: Kama ilivyo katika utafiti wa kesi ya utekelezaji wa programu, swali la tathmini mara nyingi linahitaji generalizability na, kwa programu ya aina mbalimbali, inaweza kuwa haiwezekani kujibu maswali kwa kutosha na bado kuwa na idadi ya tovuti inayoweza kusimamiwa. 