样本观测值
Inferential statistics is a formalized body of methods for solving another class of problems that present great of problems characteristically involves attempts to make predictions using a sample of observations.
推理统计学是一套已定形了的方法体系,它解决的是光凭人脑极难解决的另一类问题。这类问题的显著特点是试图通过取样调查来作出预测。
纳米英语 · 双语娱乐资讯
纳米英语 · 外贸英语
纳米英语 · 英语口语