The following information was collected from staff members at Best Buy, with respect to the number of training sessions they attended during the last month and number of entry errors they made in the inventory system, last month. Emp.1 Emp. 2 Emp. 3 Emp. 4 Emp. 5 Number of Training sessions attended Number of errors made in system Given: n = 5 Sum x = 32 SumY= 21 Sum xv= 120 Sum x2 = 223 Sum Y2 = 103