Answer
The psychologist stated that 'the evidence indicates that the correlation between the research productivity and teaching rating of faculty members is close to zero'.
A professor could have very little (or quite a bit) of research productivity yet have a high teaching rating. This could be the case for multiple professors, so that is why the paper's report is wrong.
Work Step by Step
A professor could have very little (or quite a bit) of research productivity yet have a high teaching rating.