| Institutions |
No. of staff |
Proportional allocation |
Final sample size |
| Agricultural Research Center |
270 |
70 |
102 |
| National Veterinary Institute |
215 |
55 |
81 |
| Zuquala Steel Production Factory |
200 |
52 |
76 |
| Kalehiwot Kuriftu Center |
130 |
33 |
49 |
| College of Veterinary Medicine |
300 |
77 |
114 |
| Total |
1115 |
287 |
422 |
|