Engineering Thinking principle: comparative analysis When you make a decision to purchase an auto or a cell phone or a home, you have lots of choices, because you have a lot of companies competing for your business. You can compare features and prices -- do a comparative analysis -- and arrive at a rational decision of which is best for you. Of course, what is best for you may not be best for others, so having many options helps to ensure that most people can select a choice that best satisfies their particular needs and preferences. Comparative analysis leads to...