数据X=[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20]Y=[2.94,4.53,5.96,7.88,9.02,10.94,12.14,13.96,14.74,16.68,17.79,19.67,21.20,22.07,23.75,25.22,27.17,28.84,29.84,31.78]拟合直线图<div align=center&

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