学习如何运用回归分析发现数据的内在关联并据此做出预测。在本节课中,您将学习如何利用散点图识别线性规律,运用最小二乘法求出最佳拟合直线,并借助回归方程对结果进行预测。您还将学习截距和斜率的含义,以便更深入地理解变量间的关联关系。
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