ผลต่างระหว่างรุ่นของ "Probstat/notes/hypothesis testing"
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แถว 1: | แถว 1: | ||
: ''This is part of [[probstat]].'' | : ''This is part of [[probstat]].'' | ||
− | Since it is very hard to obtain complete information of the population, we usually end up with a collection of much smaller sample data. A question arises: how can we be confident if the conclusion we make from the collected sample is correct or it is only by chance? This section tries to answer this question. | + | Since it is very hard to obtain complete information of the population, we usually end up with a collection of much smaller sample data. A question arises: ''how can we be confident if the conclusion we make from the collected sample is correct or it is only by chance?'' |
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+ | This section tries to answer this question. | ||
== A motivating example == | == A motivating example == |
รุ่นแก้ไขเมื่อ 01:54, 8 ธันวาคม 2557
- This is part of probstat.
Since it is very hard to obtain complete information of the population, we usually end up with a collection of much smaller sample data. A question arises: how can we be confident if the conclusion we make from the collected sample is correct or it is only by chance?
This section tries to answer this question.