A product warranty is an agreement offered by a producer to a consumer to replace or repair a faulty item, or to partially or fully reimburse the consumer in the event of a failure. Warranties are very widespread and serve many purposes, including protection for producer, seller, and consumer. They are used as signals of quality and as elements of marketing strategies. In this study we review t...

The properties of a variable area sampling technique, by which the observer varies the searchradius to obtain approximately a prescribed number of woody plants in each tier measured, were determined by (i) comparison of fixed area and variable area sampling of a computer-mapped shrub population; (ii) comparison of results from fixed area and variable area sampling of woody plants exceeding abou...

Penelitian ini bertujuan untuk mengetahui pengaruh pemberian ekstrak bawang putih terhadap jumlah rata-rata eritrosit mencit yang diinfeksi Trypanosoma evansi. Isolat T. evansi digunakan berasal dari kasus surra di Buntok, Kalimantan Selatan tahun 2019 dan ekstraksi dilakukan dengan metode maserasi. Sampel sebanyak 30 ekor jantan strain Deutch Democratic Yokohama, bobot badan 25-30 gram per eko...

This paper addresses the problem related to the adoption of an extended warranty period for randomly failing products sold under warranty. The possibility of buying an extended warranty for a given additional cost is often offered to the buyer by the manufacturer. The buyer has then to decide to take the extended warranty or not when purchasing the product. We develop in this paper a mathematic...

This paper addresses the effect of twodimensional warranty policies on the procedure for forecasting the cost of unreliability. Automotive warranties are characterized by age or time in service and vehicle usage mileage. This paper presents a model where the usage time is a primary variable and the mileage accumulation is estimated from field return data. At each time interval the probability o...

COVID-19 sangat mempengaruhi segala aspek kehidupan dalam masyarakat salah satunya tidak hanya perlambatannya bidang ekonomi, kesehatan, namun di pendidikan pun terkena dampak besar akibat dari ini. Dilihat indikator biasanya seseorang yang memiliki tinggi peluang diterima pada suatu perusahaan akan semakin besar. Semakin tingkat maka capaian rata-rata lama sekolah pula. Maka itu penelitian ini...