easy · GRE Verbal
Researchers evaluating a mobile-library service observed that book borrowing rose after weekly van visits began. They concluded that the service increased reading access. The observation is suggestive, but schools launched a reading contest that month; until that possibility is separated from the intervention, the causal interpretation remains provisional. Which choice best characterizes the author’s attitude toward the researchers’ conclusion?
- Nostalgic approval: earlier methods were inherently superior to the present intervention
- Qualified interest: the result may support the conclusion, but an unresolved alternative prevents confidence
- Unreserved enthusiasm: the result conclusively proves the intervention’s effectiveness, so no controlled follow-up could add meaningful evidence
- Hostile dismissal: the conclusion is fraudulent and deserves no further investigation
- Complete indifference: neither the evidence nor the causal question has any significance
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