<prompt> Translate the following text to EnglishKwa upande mwingine, utafiti wa kesi unachunguza tovuti iliyofafanuliwa wazi na ripoti juu ya tovuti hiyo moja, ili masomo ya tovuti nyingi yasiwe masomo ya kesi.  <response>: To another, a case study examines a clearly defined site and reports on that one site, so that multiple site studies would not be case studies. 