National civil-service aptitude item 152: 6 participants each meet every other participant once. Enter the number of pairwise meetings.
Each unordered pair meets once, so the total is C(6,2)=6×5/2=15.
Practice china-civil-service-xingce questions with answers and explanations.
Each unordered pair meets once, so the total is C(6,2)=6×5/2=15.
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The sequence increases by 4 each time, so the next term is 24.
Convert 30% to 30/100 and multiply by 490, giving 147.0.
Each unordered pair meets once, so the total is C(5,2)=5×4/2=10.
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The sequence increases by 3 each time, so the next term is 19.
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Association alone cannot rule out confounding, reverse direction or chance; causal inference requires stronger design and evidence.
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A defensible response preserves evidence, verifies authority and uses the proper review route before changing a record.
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Evidence is the relevant basis for a defensible recommendation; the other options cannot substantiate a claim.
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A defensible response preserves evidence, verifies authority and uses the proper review route before changing a record.
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Evidence is the relevant basis for a defensible recommendation; the other options cannot substantiate a claim.
Each unordered pair meets once, so the total is C(11,2)=11×10/2=55.
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The sequence increases by 2 each time, so the next term is 14.