22) Suppose a platform tries to recommend the best movie to Ann and Ben. Movie l's quality is uniformly distributed from 0 to 1. Movie 2's quality is uniformly distributed from 0.5 to 1. Now suppose the platform recommends movie 2 to Ann. Note that movie 2's quality is always higher than the expected quality of movie 1, which is 0.5. Therefore, the platform also recommends movie 2 to Ben. What is the expected quality of movie 2 to Ben? a.0.7125 b.0.75 c.0.78125 d.0.8125

Q: please explaine how to get 42?

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Q: Number 43, please.

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