Abstract This paper presents an imprecise predictive inference method for accelerated life testing. The is largely nonparametric, with a basic parametric function to link different stress levels. log-rank test used provide imprecision the parameter, which in turn provides robustness resulting lower and upper survival functions future observation at normal level. An application using data from l...

Potatoes are a commodity that has the potential to be developed as source of carbohydrates support food diversification programs, increase farmer incomes, non-oil and gas export commodities, processed industrial raw materials. One products from potatoes typical popular with Indonesian people is balado potato chips. As product will ultimately consumed, course, value safety (food safety) in form ...