In a long-term study of the effects of a token economy on mining safety, results showed that:
A) tokens influenced safety at first, but had no long-term effects
B) tokens generally were not valued by the miners
C) lost-time injuries were reduced significantly at both mines in the study
D) lost-time injuries were reduced at one mine, but not at the other

Question

Quizplus · Accepted Answer

The long-term study showed that the token economy had a significant effect on reducing lost-time injuries at both mines in the study.

In a Long-Term Study of the Effects of a Token