NAME: Mann_Whitney_test PURPOSE: Test the difference for distributions between two data sets. Distribution of the population does not matter. KEYWORDS: sl:significance level If you don't set sl, sl = 0.05 mv:missing value If you don't set mv, mv = only NaN z:Statistical test value. Z0:Critical value of the standard normal distribution at significance level c:Comment NOTES: The output result is 3 or 2 if both distributions is same or different. CODE: R. Hamaguchi, 13/02/2012. MODIFICATIONS: A. Shinbori, 01/05/2013. A. Shinbori, 10/07/2013. ACKNOWLEDGEMENT: $LastChangedBy: jwl $ $LastChangedDate: 2014-01-22 15:54:40 -0800 (Wed, 22 Jan 2014) $ $LastChangedRevision: 13976 $ $URL $