private MathUtility.RegrStats CalcRegressionStats(int Indx)
{
List <double> X = new List <double>();
List <double> Y = new List <double>();
foreach (Series S in Chart.Series)
{
if (S.Active && !S.Title.ToLower().Contains("regression line") && !S.Title.Contains("1:1 line"))
{
if ((!S.Title.Contains("{Checkpoint} ") && Indx == 0) ||
S.Title.Contains("{Checkpoint} ") && Indx == 1)
{
// Add regression stats to chart in footer
for (int i = 0; i != S.XValues.Count; i++)
{
X.Add(S.XValues[i]);
Y.Add(S.YValues[i]);
}
}
}
}
if (X.Count > 0)
{
return(MathUtility.CalcRegressionStats(X, Y));
}
else
{
return(null);
}
}