# A-AS Level (CIE) Psychology: Specimen Questions with Answers 170 - 171 of 299

## Question 170

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### Write in Short

Short Answer▾Define well-defined and Ill-defined problems and explain the strategies of problem solving

(Mark 8)

### Explanation

- A problem is well defined if there is a definable initial state and a goal state, definite number of operators, well defined, clear and sub goals to convert the initial state to goal state
- Ill-defined problem is in which one or all of the elements of the problem space (initial state, goal state, operators and rules) are not clearly defined

## Strategies of Problem Solving

A strategy is a set of sequential steps used by a problem solver in arriving at a solution.

**Algorithms-**An algorithm is a strategy that ensures the correct solution of the problem. It is effective and provide the correct answer to the problem**Heuristics-**Heuristics are the general suggestions or ‘rules of thumb’ that are useful in solving a variety of problems. They do not ensure a correct solution to the problem.**Analogies-**Heuristics of analogies uses experiences of strategies used to solve past problems in solving a current problem.

## Question 171

### Explanation

Applied social psychology is defined as the use of social psychological theories, experimental findings and research ideas to offer a practical solution to the world