Python3 Matplotlib画简单散点图

import numpy import matplotlib.pyplot as plt #初始化numpy.array数组 x = numpy.array([[0, 0], [-1, 0.1], [0.3, -0.05], [0.7, 0.3], [-0.2, -0.6], [-0.15, -0.63], [-0.25, 0.55], [-0.28, 0.67]]) y = numpy.arra

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