<prompt> Translate the following text to EnglishUtafiti mzuri wa kesi unafafanua wazi maelezo mbadala, unaweka mlolongo wa hoja, na unafanya iwe wazi ni matokeo gani yanategemea hasa utambuzi wa wafuatiliaji wa mifumo ya ushahidi na ambayo yametambuliwa kwa njia nyingine.  <response>: A good case study explicitly identifies alternative explanations, lays out the chain of reasoning, and makes clear which conclusions rest primarily on the investigators insightful recognition of patterns of evidence and which have been recognized in other ways. 