Statistics is a set of tools whose proper use will aid the decision maker.


- Aid (C): Statistics provide valuable insights and information that can help decision makers understand data, identify trends, and make informed choices. Proper use of statistical tools can support better decision-making.

- Completely Fill the Needs of (A): While statistics are useful, they may not address all aspects of decision-making, such as qualitative factors or external influences.

- Encumber (B): Statistics, when used improperly, can be confusing, but the intention is to aid rather than encumber.

- Confuse (D): Proper use of statistics should clarify and inform rather than confuse. Misuse or misunderstanding of statistics might lead to confusion, but this is not the intended purpose.


The correct answer is C. aid.