4. Review the table and consider questions such as the following. Origin / Rating Poor Needs Improvement Satisfactory V Good Excellent Total External 0% 2% 12% 19% 9% 42% Internal 4% 8% 15% 23% 8% 58% Grand Total 4% 10% 27% 42% 17% 100% 1. What percentage of the employees originated from within the organization? 2. What percentage of the employees are both internal and rated 'Very Good'? 3. What percentage of the employees received 'Needs Improvement' or 'Poor'? 4. What category contains the greatest number of employees