A criminologist conducts a survey of residents concerning their sense of safety in their ...

         A criminologist conducts a survey of residents concerning their   sense of safety in their walking alone in their neighborhood. She uses a   seven point scale from 1= very unsafe to 7= very safe. a) Find the mode,   median and mean perception of safety based on the following distribution of   responses b) interpret the results.   Perception   of Salary -----------------------------------------f    1   -------------------------------------------------------------------28    2--------------------------------------------------------------------34    3---------------------------------------------------------------------42    4--------------------------------------------------------------------   56    5----------------------------------------------------------------------   46   6-----------------------------------------------------------------------24   7------------------------------------------------------------------------   20      --------------------------------------------------------------------------total-250