Hello, If I have a series of numbers, and I want to find the level (the lowest value) on which each series is becam significant in the meaning of of frequency. In other words, how to find the value of lowest point (number) which is not an outlier? Thanks in advance Przemek -- View this message in context: http://r.789695.n4.nabble.com/finding-the-lowest-which-is-not-an-outlier-tp4649595.html Sent from the R help mailing list archive at Nabble.com.