Discussion
An example of effective problem solving strategy is
Answer: D
An effective strategy is means-end analysis, dividing the problem into a number of sub-goals.
Means-end analysis, described by Newell and Simon, compares the current state with the goal, identifies the difference, and sets sub-goals that reduce it step by step. Breaking a large problem into manageable parts is a powerful general heuristic.
The other three are obstacles to problem solving. Failing to evaluate the solution leaves errors undetected. Functional fixedness, seeing an object only in its usual use, and a response set, being stuck on one way of representing a problem, both block the flexible thinking that new problems need.
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