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Mathematics 18 Online
OpenStudy (anonymous):

HELP PLEASE !!!! Find the value of the 30th percentile of the following set of data. 18, 9, 7, 5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11, 15, 16, 20 A 19 B 9 C 20 D 11

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