2.3. Survey on community participation
We communicated with selected respondents to gain their consent to contribute to the survey. Each selected respondent was
given an invitation letter to become respondent and a questionnaire. Each respondent was visited for questionnaire check and
collection. The number of respondents for survey was calculated
using Slovin’s Formula. The number of respondents in each district
was 100. The Slovin’s Formula was as follows (Setiawan, 2007):
n =
N
N × d2 + 1
(1)
where n = number of sample; N = total population; d = error margin = 0.10. For further calculation of sample size was shown in