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%% 用颜色表示频数的散点图 % 假设x和y是已经准备好的数据向量，frequencies是它们对应的频数 x = rand(1, 100); % 随机生成100个数作为x坐标 y = rand(1, 100); % 随机生成100个数作为y坐标 frequencies = randi(10, 1, […]