Kurt.Christensen at uchsc.edu (Kurt Christensen) writes:
>Can anyone help me find a simple(and inexpensive) software program that
>will allow me to graph a standard curve and also let me to obtain x values
>of unknowns if I know the y values?
MacCurveFit (shareware) can do this. MacCurveFit 1.1 doc, pg17: "Calculation
of X values from the fitted function." It's a nice program.