A 1981 Police Research Forum Study showed that police have about a 33 percent chance of making an arrest if ____________.

Question

Quizplus · Accepted Answer

a. Incorrect. Data from the 1975 Rand Corporation found that 93 percent of a detective's time did not lead directly to solving previously reported crimes.
b. Correct. Data from the study disclosed that if a crime is reported while it is in progress, police have about a 33 percent chance of making an arrest.
c. Incorrect. The probability of arrest declines by approximately 10 percent (from 33 percent to 22 percent) if the crime is reported 1 minute after it occurs and to 5 percent if more than 15 minutes elapse before the crime is reported.
d. Incorrect. In 1984 the Rand and PERF studies were duplicated, and researchers found that most cases were solved when the perpetrator was identified at the scene of the crime. Scientific detective work was rarely necessary.

A 1981 Police Research Forum Study Showed That Police Have