Each corporation division was considered as a cluster, and the probability proportional to size (PPS) cluster sampling was carried out. The sampling frame included the adult female population 388,439. It was decided to choose 30 households from each cluster; hence, the number of clusters was 968/30 which is 32, and this was rounded to 40 clusters. The number of clusters was calculated to be 40, and the sampling interval was 388,439/40 = 9711. The random number