You and your friend Robert join a film club and, over the course of a month, watch 10 films together. While you have similar taste in films, you don't agree with every movie you see. The following data illustrate whether you and Robert believe these films to be good (G) or bad (B). Calculate the interrater reliability. Film 1 2 3 4 5 6 7 8 9 10 You G B G G G B G G B G Robert G G B G G B G G B B Interrater reliability n Agreements n Possible agreements