y VariablesSpecify the variables containing the spectral intensities ( Y -axis values) from which to find peaks.Tip : You can also use the List-Style Specification of y Variables field, which is particularly useful when specifying a large number of variables.To Specify y Variables:The Available Variables field becomes populated with variables from the specified data set.
Left-click a single variable, or hold down while left-clicking multiple variables, from the Available Variables field.
Click to add the selected variable(s) to the Y Variables field.