Browsing Basic & Applied Sciences by Title
Now showing items 31-43 of 43
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Modelling and forecasting monthly petroleum crude oil prices using a hybrid time series model
(2019)Crude oil is a naturally occurring resource composed of hydrocarbons and other organic material. Crude oil price exert a great impact on the global economy. Therefore, modelling and forecasting crude oil prices are ... -
Modelling Open Market Retail Price of Red Onions in Colombo using ARIMA-GARCH Mixed Model
(2019)Red onion is an important commodity in Sri Lankan culture which subject to high frequent fluctuations in retail price due to government policies, trade agreements and weather conditions like heavy rainfall. Objective ... -
Product development and quality assessment of Pearl Millet based high calorie biscuit
(2019)-A high-calorie food gives more energy and extra nutrition for human to heal from ailments. These foods can be used to supply adequate nutrition for athletes and calamity victims who faced disaster situations and are not ... -
A seasonal ARIMA model to forecast monthly potato yield in Sri Lanka
(2019)–The potato is an extensively cultivated tuber crop in the world. In Sri Lanka, cultivation has been established in four regions: Nuwara Eliya, Badulla, Jaffna and Puttalam. The objective of this paper is to analyze and ... -
Statistical modelling of electricity consumption in Sri Lanka
(2019)—Consumption of electricity is growing each year in Sri Lanka due to industrialization, urbanization, modernization. Forecasting electricity consumption is highly important when deciding on investment and construction. ... -
Urea modified calcium carbonate nanohybrids as a next generation fertilizer
(2019)With increasing world population, sustaining food security of people has become a daunting challenge. Scientists have explored various pathways to feed the global population. One way is the development of efficient ...