A Researcher Is Examining the Relation Between Patrol Location (More

Multiple Choice

A researcher is examining the relation between patrol location (more affluent vs.less affluent neighborhoods) and amount of training (5 weeks, 10 weeks, or 15 weeks) to police job performance in a large city.The researcher finds that the officers trained less performed significantly better in the upper-class neighborhood, whereas the officers trained more performed significantly better in the lower-class neighborhood.What type of effect is this?

A) quantitative interaction
B) qualitative interaction
C) main effect of training length only
D) main effect of patrol location only