Shapiro-Wilk and Shapiro-Francia normality tests.

버전 1.1.0.0 (8.83 KB) 작성자: Ahmed BenSaïda
Shapiro-Wilk & Shapiro-Francia parametric hypothesis test of composite normality.
다운로드 수: 25.2K
업데이트 날짜: 2014/6/18

라이선스 보기

Shapiro-Wilk parametric hypothesis test of composite normality, for sample size 3<= n <= 5000. Based on Royston R94 algorithm.
This test also performs the Shapiro-Francia normality test for platykurtic samples.

인용 양식

Ahmed BenSaïda (2024). Shapiro-Wilk and Shapiro-Francia normality tests. (https://www.mathworks.com/matlabcentral/fileexchange/13964-shapiro-wilk-and-shapiro-francia-normality-tests), MATLAB Central File Exchange. 검색됨 .

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개발 환경: R14
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버전 게시됨 릴리스 정보
1.1.0.0

- Improved precision for sample size = 3;
- Added detailed references;
- Removed the TAIL option (not needed);
- Minor bug fixes.

1.0.0.0

Change the value in line 136 to 0.26758 instead of 0.026758 (Shapiro-Francia) to correct the significance level. Thanks to Kent Parsons for his remarks.