3. Amenities. A check of dorm rooms on a large
Chapter 15, Problem 3(choose chapter or problem)
3. Amenities. A check of dorm rooms on a large collegecampus revealed that 38% had refrigerators, 52% hadTVs, and 21% had both a TV and a refrigerator. Whatsthe probability that a randomly selected dorm room hasa) a TV but no refrigerator?b) a TV or a refrigerator, but not both?c) neither a TV nor a refrigerator?
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