Unemployment is a very complex problem because it affects and is influenced by several factors that interact with each other following a pattern that is not always easy to understand. If unemployment is not immediately addressed, it can cause social vulnerability and potentially lead to poverty. This research will use the spline regression method in modeling the 2018 Sulawesi open unemployment rate. The results obtained are the best spline model obtained from the optimum knots point with a combination of knots 3,3,1,1,3,3. This model has the minimum GCV value 1,97 with R2 77,67%. All variables significantly influence the open unemployment rate.

Brownies Home Business is one of the home-scale industries that produce brownies. This business began in 2011 and still active today. Brownies Home Business has conducted quality control over the products produced, but there are still failing products produced by the business. Even though the product failed to affect the benefits obtained because the costs incurred increased. For this reason, it is necessary to have quality control so that the products obtained experience less product failure. The analysis conducted in this study uses the Statistical Quality Control (SQC) approach. Statistical Quality Control (SQC) is a problem solving technique that used to control, analyze, and improve products so that they are expected to contribute to improving the quality of a production. Statistical Quality Control (SQC) analysis showed that the number of products examined was 2100 brownies with an average production that was damaged during fourteen days of observation of 7,71% with a total of failed products produces as many as 162 brownies. The type of damage that can occur in brownies products produced include immature defect, swift defects, and burns defects. The most common type of damage was defective immature by 56,79% with a total product of 92 brownies. From the analysis results obtained that the quality control in Brownies Home Business is well controlled.

Hotels are a form of building or accommodation business that provides lodging services, as well as other facilities where all services are for the general public. Reducing the risk of the hotel business can be done by building strategies or actions that are continuously carried out based on the perspective of what is expected by customers in the future. This study uses a SWOT analysis by realizing the use of cluster analysis to provide an overview of the location and reduce the risk of loss in the hotel business in Central Sulawesi Province. From the internal and external results of SWOT in the hotel business, it can be concluded that investors must improve their strategy by prioritizing geographical location in building hotels by calculating that disasters can occur at any time.

The incidence of skin disease in Indonesia is still relatively high and is a significant problem. This is evidenced by the 2010 Indonesian Health Profile data which shows that skin and subcutaneous tissue diseases are the third rank of the 10 most common diseases among outpatients in hospitals throughout Indonesia. Skin disease is growing, as evidenced by data from the Indonesian Ministry of Health, the prevalence of skin disease throughout Indonesia in 2012 was 8.46%, then increased in 2013 by 9 %. Palu City is an area that has a high skin disease problem. According to the 2016 BPS of Palu City, skin diseases are among the top 10 diseases in Palu City with a total of 11,363 sufferers. The method used in this research is binary logistic regression. Based on the analysis that has been done, it can be concluded that the best model is formed as follows:. Based on the best model, it is found that the factors that influence the transmission of skin diseases after the Palu earthquake are genetic factors.

Smoked anchovy is a product that is very popular with consumers for several reasons, among others: high nutritional value and vitamin, long shelf-life compared to other durable fish products durable, unique taste, source of calcium that is not easily soluble in water, and so consuming it can prevent bone loss. Smoked fish processing in Buton is still of a traditional method, which may result in lack of attention to fish quality. There are four stages of transporting smoked anchovy products, namely: 1) from the sea to the processing sites, 2) during processing, 3) from the processing sites to the market, 4) from the market to the consumers. The effect of transportation on the quality of smoked anchovies depends much on transportation, smoking temperature, containers and treatment before, and after processing.