Fitting Non-linear curve for selected data.
Instead of using the data columns directly from the data table, I wanted to you to use the columns that are selected by the user. But the values are not getting passed into the formula. Y_axis = colListY << Get Items;
X_axis = colListX << Get Items;
Group_by = colListBy << Get Items;
New Column( "Model",
Numeric,
"Continuous",
Format( "Best", 12 ),
Formula(
Parameter(
...