学习如何运用 R 方与调整后 R 方的值来检验回归模型的准确性。在本节课中,您将了解如何利用这些指标来评估模型对数据变化的解释效果,并掌握在简单回归与多元回归中如何选择适用指标。通过实际案例了解应如何评估模型的有效性,从而更有把握地做出数据驱动型决策。
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