Judul: Revitalisasi Perkampungan Budaya Betawi di Setu Babakan, Srengseng Sawah, Jakarta Selatan
Abstrak: Perkampungan Budaya Betawi is located in Setu Babakan an engineered village, Srengseng Sawah Village, South Jakarta established by the government as the site of preservation and Betawi cultural development. The purpose of this research is to evaluate the existence of physical component, non-physical and value as well as proposing a revitalization efforts based on potential and assessment landscape. The result of this research are expected to be input for the government as well as provide recommendations on model (template) of Jakarta’s revitalization. This research is done in three community (RW) (7th, 8th,9th) at Srengseng Sawah village, South Jakarta. The method that is used in the inventory/survey, Kappa statistic and assessment of historical and cultural landscape. The research show that kappa coefficients value of region shows the potential areas of conservation (0.819). Based on historical and cultural landscape assessment, the 8th community as a village embryo have the highest value in iii originality and uniqueness of the highest compared with 7th and 9th. Therefore it is recommended that develoved based on balance between phsyical character and socio-cultural value of Perkampungan Budaya Betawi instead of potensial economic activity. Revitalizing it is also recomended that development community participation, so that the efforts taken not only survived in a short time period, but can be sustainable and meet the community needs.
Keyword: Revitalization, Landscape Assessment, Cultural Landscape, Betawi Culture

Judul: Community Perception and Participation in Supporting  the Conservation of Betawi Cultural Village, Setu Babakan, Jakarta Selatan.
Abstrak: Perkampungan Budaya Betawi (PBB) Setu Babakan merupakan Kawasan Cagar Budaya seluas ± 289 Ha yang terletak di Srengseng Sawah, Jagakarsa, Jakarta Selatan, dan ditujukan sebagai pusat budaya Betawi. Peran masyarakat diperlukan dalam pelestarian kawasan, sehingga penelitian ini bertujuan untuk menganalisis faktor-faktor yang mempengaruhi persepsi dan partisipasi masyarakat, menganalisis peran masyarakat dalam mendukung pelestarian Kawasan Perkampungan Budaya Betawi, dan memberikan rekomendasi untuk mengoptimalkan peran masyarakat dalam mendukung pelestariannya. Metode penelitian yang digunakan adalah mixed method antara kualitatif dan kuantitatif, dengan pengolahan data uji chi-square menggunakan SPSS. Analisis uji chi-square menggambarkan adanya hubungan antara faktor lama tinggal (0,044) dengan persepsi, serta hubungan antara etnik (Asypm. Sig 0,043) dan lama tinggal (Asymp. Sig 0.003) dengan partisipasi masyarakat. Upaya pelestarian yang diusulkan yaitu dengan peningkatan pengetahuan masyarakat, peningkatan partisipasi masyarakat serta peningkatan pengelolaan kawasan., The Setu Babakan Betawi Cultural Village (PBB) is a Cultural Heritage Area with an area of ± 289 hectares located in Srengseng Sawah, Jagakarsa, South Jakarta, and is designated as a Betawi cultural center. The role of the community is needed in preserving the area, so this study aims to analyze the factors that influence community perception and participation, analyze the role of the community in supporting the preservation of the Betawi Cultural Village Area, and provide recommendations for optimizing the community's role in supporting its preservation. The research method used is a mixed method between qualitative and quantitative, by processing the chi-square test data using SPSS. The chi-square test analysis illustrates that there is a relationship between the length of stay (0.044) and perceptions, as well as the relationship between ethnicity (Asypm. Sig 0.043) and length of stay (Asymp. Sig 0.003) and community participation. The proposed conservation efforts are by increasing community knowledge, increasing community participation and improving area management.
Keyword: Cagar Budaya, Kampung Budaya Betawi Setu Babakan, Pelestarian, Pengelolaan, Uji Chi-square, Chi-square test, Cultural heritage, Management, Preservation, Setu  Babakan Betawi Cultural Village

Judul: Approximation of the Median of Poisson Distribution Using the Relation of Poisson-Gamma Distribution
Abstrak: A major drawback of median is that median cannot usually be defined in closed form, even in the cases where their distribution functions are known. This study gives an approximation of the closed form for the median of the Poisson distribution by using the relation of Poisson-Gamma distribution. The approximation uses elementary techniques based on the monotonicity of certain sequences involving tail probabilities of the Poisson distribution and the Central Limit Theorem. Furthermore, a closed form expression for the mean absolute deviation 􀜧|􀜰􀰒 􀵆 􀜯􀝁􀝀􁈺􀜰􀰒􁈻| is also studied. The median is relevant because of the fact that it minimizes the mean absolute deviation of a Poisson random variable (􀜰􀰒􁈻 by considering median as central tendency.
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