When Mark Willman and John Snortum duplicated the Rand and PERF findings in a study of detective work in 1984, they found that in cases reported to a suburban police department, most cases that were solved were solved when:

Question

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The study found that most cases were solved when the perpetrator was identified at the scene of the crime, indicating the importance of immediate identification in solving cases.

When Mark Willman and John Snortum Duplicated the Rand and PERF