It's naturally for humans, especially ones who've invested years of effort into something and get paid a lot for it to continue, to claim that something is "more of an art than a science." They are wrong. Do they collect data on how they make decisions and what the outcomes are, and then check that they are improving?
For contrast, look at http://www.lifeclinic.com/fullpage.aspx?prid=508121&type... There they decided to stop gathering lots of information and making a judgement and instead use a few simple rules to make a decision on whether someone was having a heart attack and how bad. It was more accurate.
For contrast, look at http://www.lifeclinic.com/fullpage.aspx?prid=508121&type... There they decided to stop gathering lots of information and making a judgement and instead use a few simple rules to make a decision on whether someone was having a heart attack and how bad. It was more accurate.