s/n sample πi yi yii
1 Bauchi 20/128 38 243.2
2 Edo 18/128 31 220.4
3 Kaduna 23/128 59 328.3
4 Kwara 16/128 7 56
5 Osun 30/128 50 213.3
6 Yobe 17/128 19 143.1
        1204.3
Table 2: The population total estimate using Horvitz and Thompson estimator.