qspec.analyze.draw_straight_unc_area  (  x ,  y ,  sigma_a ,  sigma_b ,  corr_ab ,  ** kwargs  )[source]

Parameters:

xarray_like

The x values.

yarray_like

The y values.

sigma_aarray_like

The standard deviation of the y-intercept.

sigma_barray_like

The standard deviation of the slope.

corr_abarray_like

The correlation coefficient between the slope and y-intercept.

kwargsNone

The keyword arguments for the fill_between function.

Returns:

outNone

The standard deviation of a straight line where the x values do not have uncertainties.