数据科学 - 统计学入门
统计学导论
统计学是分析数据的科学。
当我们创建了一个预测模型后，必须评估预测的可靠性。
毕竟，如果我们不能依靠它，预测有什么价值呢？
描述性统计
我们首先介绍一些基本的描述性统计。
描述性统计总结了数据集的一些重要特征，例如
- 计数
- 总和
- 标准差
- 百分位数
- 平均值
- 等等。
它是熟悉数据的一个良好起点。
我们可以在 Python 中使用 describe() 函数来总结数据
输出
你在这里看到什么有趣的东西了吗？
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