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PMI-ACP · Question #49

Which type of estimate refers to estimating a story based on its relationship to one or more other stories?

The correct answer is A. Algorithmic. The answer given is A (Algorithmic). However, estimating a story based on its relationship to one or more other stories is more accurately called Triangulating (option C), a form of relative estimation where a story's size is inferred by comparing it to already-estimated stories.

Submitted by devops_kid· Apr 18, 2026Adaptive Planning

Question

Which type of estimate refers to estimating a story based on its relationship to one or more other stories?

Options

  • AAlgorithmic
  • BComputational
  • CTriangulating
  • DRules of Thumb

How the community answered

(31 responses)
  • A
    87% (27)
  • B
    6% (2)
  • C
    3% (1)
  • D
    3% (1)

Explanation

The answer given is A (Algorithmic). However, estimating a story based on its relationship to one or more other stories is more accurately called Triangulating (option C), a form of relative estimation where a story's size is inferred by comparing it to already-estimated stories. Algorithmic estimation typically refers to formula-based approaches (e.g., COCOMO, function point analysis) that calculate estimates mathematically. Option C better matches the question's description - note this likely reflects an error in the answer key.

Topics

#Estimation Techniques#Relative Sizing#Agile Planning

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