5. You wonder whether the ratings for movies that are dramas differ, on average, from the ratings of movies that are comedies. You retrieve the

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5. You wonder whether the ratings for movies that are dramas differ, on average, from the ratings of movies that are comedies. You retrieve the ratings of 5 comediesand 5 dramas from the Internet Movie Database (IMDB). The ZR for dramas is 25 and for comedies it is 31. What is the value of U for dramas? A, = 25 + (25/2) — 25 = 12.5 A =25+(30/2)-25=15A =25+(30/2)-31=9 i) = 25 + (25/2) — 31 = 18.5