Tammy is considering the purchase of a home entertainment center. The product attributes she plans to consider and the weights she gives to them are as follows:
Portability .1
Sound projection .6
Warranty .3
Tammy related the brands as follows:
Portability Sound Projection Warranty
Brand A 6 8 7
Brand B 9 6 8
Brand C 5 9 6
Using the consumer buying matrix, conduct a quantitative product evaluation rating for each brand. What other factors is Tammy likely to consider when making her purchase?