An employee's ratings on the dimension of initiative are highly correlated with all of the other performance appraisal dimensions (e. g., cooperation, job accomplishment, job knowledge). Which type of rating error may be occurring?

halo error

Explanation:

Halo error -

It refer to as any mistake during checking the performance of an individual, where the overall performance is considered, rather than the actual performance, is referred to as the Halo error.

It is also known as Halo effect.

It refers to as the effect about any person, product, company or brand under the influence of some other person's response, is referred to as the halo effect.

Halo effect can be positive as well as negative.

Where, positive halo effect reflects the good comments and the negative halo effect reflects the bad comments.

Hence, from the given scenario of the question,

The correct answer is Halo error.