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v.8.7.009. EPA m.a.0.01 <br /> A OUTLIER TEST <br /> - <br /> 3 <br /> n = 34. Mean = 5.828, <br /> after outlier removal <br /> 2� C. 5.997. <br /> I Std. Dev. = 5.864 after <br /> outlier removal 5.971. <br /> Critical Tn = 2.799 <br /> 2 after outlier removal <br /> C 1 j 2.786. <br /> IStatistical outliers <br /> 15 are shown as solid squares. <br /> Data, after outlier removal, <br /> I j were found to be log-normally <br /> distributed. <br /> 1 Normality test used: <br /> -� - <br /> Shapiro Wilk. <br /> C 1 I W Statistic = 0.9557 <br /> W Quantile = 0.931 <br /> LO <br /> 57 A, iJi --1 1 �I f <br /> ! , <br /> yl-i 1 ] �— [T <br /> 0 <br /> Feb 1997 Mar 2003 May 2009 <br /> Note: EPA guidance directs that statistical outliers should not be removed or altered unless independent evidenc <br /> error exists. <br /> Constituent: Chloride (mg/L) Facility: Austin Road LF Data File: AUSTININ <br /> Date: 6/10/09, 3:37 PM Client: Austin Road LF View: Batch <br /> ERST & ASSOCIATES, INC <br />