Absenteeism study in the workforce

Victor Anderson, the owner of Anderson Belts, Inc., is studying absenteeism among his employees. His workforce is small, consisting of only five employees. For the last three years, he recorded the following number of employee absences, in days, for each quarter. Please see attached.

Solution provides detailed answer, including equations and explanations, about how to study absenteeism among his employees at Anderson Belts, Inc.