An elementary school teacher has three classes.She finds the following mean and standard deviations for student IQ scores. 
She knows she is most effective when the students all have similar IQ levels.Which class is she likely to be most effective with?
Definitions:
360-degree Feedback
A performance appraisal method where an employee receives anonymous feedback from all directions – supervisors, peers, subordinates, and sometimes external parties like clients.
Employee Development
The continuous effort to improve employee skills and competencies through training and career opportunities, enhancing both individual and organizational performance.
Salary Determination
Refers to the process by which the compensation levels for job positions within an organization are set, based on factors like market rates, experience, skills, and organizational budgets.
Multisource Feedback
A performance evaluation method that utilizes the viewpoints of multiple stakeholders, including peers, subordinates, and superiors.