X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=trialSwap2.cpp;h=71c3027db2c8bbe97265cb40af839c6a81a17b33;hb=01f8d2c7d982a6209211f5abbcf2a086fdf60d0a;hp=2d25e835cbd5608bc1c4f4c6cc67397155f2c834;hpb=4894e83a1febebfd2e58af71336592d9edb34554;p=mothur.git

diff --git a/trialSwap2.cpp b/trialSwap2.cpp
index 2d25e83..71c3027 100644
--- a/trialSwap2.cpp
+++ b/trialSwap2.cpp
@@ -291,6 +291,34 @@ double TrialSwap2::t_test (double initialscore, int runs, double nullMean, vecto
     }
 }
 /**************************************************************************************************/
+double TrialSwap2::getSD (int runs, vector<double> scorevec, double nullMean)
+{
+    try{
+        double sum = 0;
+        for(int i=0;i<runs;i++)
+            {
+                if (m->control_pressed) { return 0; }
+                sum += pow((scorevec[i] - nullMean),2);
+            }
+        return sqrt( (1/double(runs)) * sum );
+    }
+    catch(exception& e) {
+        m->errorOut(e, "TrialSwap2", "getSD");
+        exit(1);
+    }
+}
+/**************************************************************************************************/
+double TrialSwap2::get_zscore (double sd, double nullMean, double initscore)
+{
+    try {
+        return (initscore - nullMean) / sd;
+    }
+    catch(exception& e) {
+        m->errorOut(e, "TrialSwap2", "get_zscore");
+        exit(1);
+    }
+}
+/**************************************************************************************************/
 int TrialSwap2::print_matrix(vector<vector<int> > &matrix, int nrows, int ncols)
 {
     try {