Analysis of Traditional Conjoint Using Microsoft Excel

[hrabie]

Dear all,
I read the paper "Analysis of Traditional Conjoint Using Microsoft Excel" written by Sawtooth.

if i calculate Relative Importance of attributes in this way

Brand Utility
A 0.00
B 1.67
C 3.17
Range 3.17 Relative Importance 36%

Color Utility
Red 0.00
Blue 1.11
Range 1.11 Relative Importance 13%

Price Utility
50 $ 0.00
100 $ -2.17
150 $ -4.50
Range 4.50 Relative Importance 51%

Sum of Ranges 8.78
is this true or false.
Thanks.
Hassan