In Analytical hierarchy process (AHP), all other things remaining the same, consistency ratio will
A) increase as the number of items (decision options) increases
B) decrease as consistency index increases
C) stay the same regardless of the changes in random index
D) decrease if number of items increases or consistency index decreases

Question

Quizplus · Accepted Answer

Consistency ratio is calculated as the ratio of consistency index to random index. As the number of items increases, the random index also increases. So, the consistency ratio will decrease if the number of items increases or the consistency index decreases.

In Analytical Hierarchy Process (AHP), All Other Things Remaining the Same