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龍家俊教你 機器學習 day20 2散點圖:用兩組數據構成多個坐標點,考察坐標點的分佈,判斷兩變量之間是否存在某種關聯或總結坐標點的分佈模式。 特點:判斷變量之間是否存在數量關聯趨勢,展示離群點(分佈規律) api:plt.scatter(x, y)

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