/// <summary>
/// compute the "a" factor of the linear function of design2
/// </summary>
/// <param name="design1"></param>
/// <param name="design2"></param>
/// <returns></returns>
public static double a(NuGenStatistics design1, NuGenStatistics design2)
{
try
{
return(cov(design1, design2) / (Math.Pow(design2.s(), 2)));
}
catch (Exception)
{
return(double.NaN);
}
}
/// <summary>
/// compute the correlation coefficient
/// </summary>
/// <param name="design1"></param>
/// <param name="design2"></param>
/// <returns></returns>
public static double r(NuGenStatistics design1, NuGenStatistics design2)
{
try
{
return(cov(design1, design2) / (design1.s() * design2.s()));
}
catch (Exception)
{
return(double.NaN);
}
}
/// <summary>
/// compute the "a" factor of the linear function of design
/// </summary>
/// <param name="design"></param>
/// <returns></returns>
public double a(NuGenStatistics design)
{
try
{
return(this.cov(design) / (Math.Pow(design.s(), 2)));
}
catch (Exception)
{
return(double.NaN);
}
}
/// <summary>
/// compute the correlation coefficient
/// </summary>
/// <param name="design"></param>
/// <returns></returns>
public double r(NuGenStatistics design)
{
try
{
return(this.cov(design) / (this.s() * design.s()));
}
catch (Exception)
{
return(double.NaN);
}
}