3) 자료의 표집
평가목적에 적절한 자료를 수집하기 위해서는 어떤 관점에서 어떤 종류의 자료를 수집할 것인가에 관한 뚜렷한 계획을 사전에 수립할 필요가 있다.
그 중에서 가장 중시할 것은 시간 차원에서의 표집 (time sampling) 이다. 즉, 수집할 자료와 관련된 시기(언제), 기간(얼마동안), 간격(단
I. Introduction
1. Purpose of the Project
The purpose of this our group was to analyze two similar hospitality companies by using tools learned in accounting class. Based on annual reports of two companies, our group members learned how the terms learned in class is actually used in the report. We hope to understand how certain variation affects accounting items and identify why certain does
Abstract
Bioethanol is one of the alternative sources of oil resources which received attention with biodiesel. Many countries produce bioethanol from food sources such as corn and sugarcane, but it causes food-energy conflicts and farmland problem. So it needs to focus on new biomass which is sustainable, renewable, cost-effective and do not occurred any conflicts. Algae are one of the bioma
of New York State is very different from the versions of English spoken natively in Georgia or Texas. Like all languages, English varies extensively and systematically according to a number of social factors, including the region where the speaker was brought up. Sociolinguistics, the scientific study of that variation, seeks to observe, record, describe, and ultimately explain its occurrence.
③ Environmentally-responsible aviation : By March 2010, EU-based airlines must provide carbon dioxide emission reports. That’s why, over the last six months, several EU airlines have begun using bio-fuel either wholly or in part on certain routes. This trend is now spreading to North America where several airlines have indicated their interest in buying eco-friendly jet fuel.
3. History w