商务统计相关知识(英文版)(ppt 48页)
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商务统计相关知识(英文版)目录：
一、Population Mean: Known
二、Population Mean: Unknown
三、Determining the Sample Size
四、Population Proportion
商务统计相关知识(英文版)内容提要：
It is very important to know the following aspects of interval estimation:
Equation (7.1) does not say that the probability of true m lying between the given limits is 1 α.
Since m, although an unknown, is assumed to be some fixed number, either it lies in the interval or it does not.
What (7.1)states is that, for the method described in this chapter, the probability of constructing an interval that contains m is 1 α.
Confidence to the method itself not the interval
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