312-85 · Question #41
Mr. Bob, a threat analyst, is performing analysis of competing hypotheses (ACH). He has reached to a stage where he is required to apply his analysis skills effectively to reject as many hypotheses…
The correct answer is A. Diagnostics. Option A (Diagnostics) is correct because this ACH stage is where the analyst actively uses listed evidence to assess each hypothesis, rejecting those that are inconsistent and narrowing down to the most supportable ones - culminating in the construction of a matrix with…
Question
Mr. Bob, a threat analyst, is performing analysis of competing hypotheses (ACH). He has reached to a stage where he is required to apply his analysis skills effectively to reject as many hypotheses and select the best hypotheses from the identified bunch of hypotheses, and this is done with the help of listed evidence. Then, he prepares a matrix where all the screened hypotheses are placed on the top, and the listed evidence for the hypotheses are placed at the bottom. What stage of ACH is Bob currently in?
Options
- ADiagnostics
- BEvidence
- CInconsistency
- DRefinement
How the community answered
(45 responses)- A80% (36)
- B2% (1)
- C11% (5)
- D7% (3)
Explanation
Option A (Diagnostics) is correct because this ACH stage is where the analyst actively uses listed evidence to assess each hypothesis, rejecting those that are inconsistent and narrowing down to the most supportable ones - culminating in the construction of a matrix with hypotheses across the top and evidence along the bottom for systematic comparison.
Option B (Evidence) is wrong because that is an earlier stage focused on gathering and listing relevant evidence, not on applying it to discriminate between hypotheses or building the matrix.
Option C (Inconsistency) is wrong because identifying inconsistencies is a sub-task within the Diagnostics stage, not a standalone ACH stage - it describes what you look for, not the phase Bob is in.
Option D (Refinement) is wrong because refinement comes after diagnostics, when the analyst revisits and adjusts the matrix based on initial conclusions, not when the matrix is first being constructed.
Memory tip: Think "Diagnostics = Discriminate." Just as a doctor uses diagnostic tests to rule out diseases and zero in on the correct one, the Diagnostics stage uses evidence to rule out hypotheses and identify the strongest candidate - complete with the evidence-hypothesis matrix.
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