Statistical inference by normal probabil
โ
Takenori Takahashi
๐
Article
๐
1999
๐
Elsevier Science
๐
English
โ 216 KB
It is difficult to discuss the distribution visually when the size of sample is small. In this case, histogram is not useful, so that normal probability paper (N.P.P.) is often used. However, it has bias in the point estimation of standard deviation though there is no abnormal data. If abnormal data