茎叶图

销售额 Stem-and-Leaf Plot Frequency Stem & Leaf 2.00 16 . 17 4.00 17 . 1222 7.00 18 . 1136788 17.00 19 . 11234566667889999 27.00 20 . 000012333334455566677778899 20.00 21 . 00224556666777788889 16.00 22

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