SOLUTION: I divide my class into 2 equal-sized groups alphabetically by last name. What is the likelihood that Richard Dirksing and Bill Peterson will be in the same group?

Algebra ->  Permutations -> SOLUTION: I divide my class into 2 equal-sized groups alphabetically by last name. What is the likelihood that Richard Dirksing and Bill Peterson will be in the same group?      Log On


   



Question 609021: I divide my class into 2 equal-sized groups alphabetically by last name. What is the likelihood that Richard Dirksing and Bill Peterson will be in the same group?
Answer by lynnlo(4176) About Me  (Show Source):