The director of graduate admissions is analyzing the relationship between scores in the Graduate Record Examination (GRE) and student performance in graduate school, as measured by a student's GPA. The table below shows a sample of 10 students. 
(See the Excel Data File.) The covariance is ________.
Definitions:
Criterion Competency
The specific skills, knowledge, and abilities that are crucial for successful performance in a particular job or role.
Placement
The process of assigning a person to a specific job or position suitable for their skills, qualifications, or preferences.
Line Managers
Managers who have direct responsibility over a particular unit or department within an organization, including the supervision of employees and the achievement of operational targets.
Placement Processes
The methods and strategies used to assign individuals to appropriate jobs or roles within an organization.
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