Scholar
Gate
Msaidizi
Nyanja zote
▾
SW ▾
Kuhusu
Reference
Swali na Muundo
Sampuli na Upimaji
Uchanganuzi
Usababishi na Ushahidi
Kuripoti na Maadili
Mwanzo
/
Mwandishi
William G. Cochran; Leslie Kish
Mbinu zinazohusishwa na mwandishi huyu.
Mbinu 2
Metodolojia ya Dodoso
2
Proportional Stratified Sampling
1953
Proportional Weighted Sampling
1950