A company is studying the number of monthly absences among its 125 employees. The following probability distribution shows the likelihood that people were absent 0, 1, 2, 3, 4, or 5 days last month. 
What is the variance of the number of days absent?
Definitions:
Review Of Systems
A systematic process in medical examinations where a healthcare provider asks the patient questions designed to discover symptoms and signs of diseases across various body systems.
Nutritional Assessment
A comprehensive evaluation of a person's dietary intake and nutritional status to identify nutritional deficiencies or imbalances.
Finger-To-Nose Test
A neurological test that assesses coordination and proprioception by having the individual touch their nose with their finger.
Cerebellar Function
The role of the cerebellum in coordinating motor movements and balance.
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