Table 13 gives the tuition, fees, room, and board for eight of the priciest colleges in the United States for the academic year 2015-16. Determine the population mean and standard deviation of these costs. Which schools have costs at least one standard deviation greater than the mean?

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Table 13 Eight Pricy U.S. Colleges Tuition, Fees, Room, and Board College Harvey Mudd College $67,255 Columbia University S66,383 New York University $65,860 Sarah Lawrence College S65,630 $64,965 University of Chicago Bard College $64,519 University of Southern California $64,482 Claremont McKenna College S64,325