public static double varp(double[] v) {double r = Double.NaN;if (v!=null && v.length > 1) {r = devsq(v) /v.length;}return r;}

public static double varp ( double [ ] v ) { double r = Double . NaN ; if ( v != null && v . length > 1 ) { r = devsq ( v ) / v . length ; } return r ; }
public static double varp(double[] v){double r = Double.NaN;if (v != null && v.Length > 1){r = devsq(v) / v.Length;}return r;}
