using System; using System.Collections.Generic; using System.Linq; using System.Text; using S = Science.Statistics.BasicStatistics; namespace Statistics4Ed.Chapter27.SetB { public class Exercise04 { public Exercise04() { } private string result; public string Result { get{return result;} } public void Compute() { S.StandardDeviationAndAverage pub = new S.StandardDeviationAndAverage(); pub.Average = 10.2; pub.StandardDeviation = 8.5; S.StandardDeviationAndAverage pri = new S.StandardDeviationAndAverage(); pri.Average = 8.1; pri.StandardDeviation = 6.9; S.StandardErrorAndExpectedValue pubSE = new S.StandardErrorAndExpectedValue(pub, 1000); S.StandardErrorAndExpectedValue priSE = new S.StandardErrorAndExpectedValue(pri, 1000); S.TwoSampleZTest test = new S.TwoSampleZTest(pubSE, priSE); result += test.zValue.ToString() + " "; result += test.PValue.ToString() + " "; result += test.Conclusion + "\r\n"; } } } /* 6.06571719413781 6.56848655467002E-08 Reject null. */