Page 72 - Math SL HB Sem 3
P. 72

Statistics And  prcbability






               Erample:

               On separate  Venn diagram,  using two evenrs A and B that intersect,  shade the region
               representing:
                  (a) in A but not in B
                  (b) neither  in A nor B



















              Example:
              If the Venn  diagram alongside illustrales the number ofpeople in a sporting club who play
              tennis (f) and hockey(tl), determine  the number ofpeople:
              a) in the club
              b) who play hockey                                 T          A
              c) who play both spors
              d) who play neither sporr
              e) who play at least  one sport
                                                                               7




















              Examplc:
              In aclassof25  students, I9 study geography  and I4 study historyanda[  srudents study  ai
              least one these subjecS-How  many studenls  sludy both geography  and hisfory?






















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