The variables are nearly infinite and therefore, relying on predictions is not a rational decision-making method.

FORBES: Separating Prediction From Fact

Which is, I would submit, why gut feelings and rules of thumb from experts in their field are so useful as a method of business decision making.

FORBES: Why Rules of Thumb, Intuition, Gut Feelings, Work in Business Decisions

Argyris described a method for improving the thinking and decision-making of executive groups that involved engaging them both collectively and individually as a coach-facilitator, giving them feedback, challenging their thinking and using focused exercises to help them reflect on how they operate.

FORBES