Dr. Johanssen's research finds that the productivity of accountants is greatest when they are middle-aged and tends to be lower in both younger and older age groups. The relationship between productivity and age in Dr Johanssen's research is

Question

Quizplus · Accepted Answer

The relationship described is nonlinear because productivity increases to a peak at middle age and then decreases, indicating a curve rather than a straight-line (linear) relationship.

Dr Johanssen's Research Finds That the Productivity of Accountants Is