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Man-Man Li

Publications (2)

A Recommendation for Classical and Robust Factor Analysis

Ying-Ying Zhang, Teng-Zhong Rong & Man-Man Li · Journal of Advances in Mathematics and Computer Science · 2017

Considering the factor analysis methods (classical or robust), the data input (data or scaled data), and the running matrix (covariance or correlation) all together, there are 8 combinations. The objective of the study is to give a recommendation for classical and robust factor a...

Open access Research Article 10.9734/BJMCS/2017/31936

The Behrens-Fisher Problem: A Z Distribution Approach

Ying-Ying Zhang, Teng-Zhong Rong & Man-Man Li · Journal of Advances in Mathematics and Computer Science · 2017

We propose the Z distribution to tackle the Behrens-Fisher problem. First, we define the Z distribution which is a generalization of the t distribution, and then nd the pdf and cdf of the Z distribution. After that, we apply the Z distribution in the hypothesis testing of two nor...

Open access Research Article 10.9734/BJMCS/2017/31815