Ignoring standard deviation
    A =  1.079574      Uncertainty:  0.099821
    B = -2.006663      Uncertainty:  0.017161
    Chi-squared:      24.047960
    Goodness-of-fit:   1.000000


 Including standard deviation
    A =  1.079574      Uncertainty:  0.100755
    B = -2.006663      Uncertainty:  0.017321
    Chi-squared:      96.191841
    Goodness-of-fit:   0.532771