Ⅰ. 서론
내적 타당도(internal validity)는 측정된 결과가 과연 실험변수의 변화 때문에 일어난 것인가에 관한 문제이다. 즉, 종속변수의 변화가 독립변수에 의한 것인지, 아니면 다른 조건에 의한 것인지 판별하는 기준이 된다. 만약 독립변수 이외의 다른 외생변수들이 종속변수의 변화에 의미 있는 영
abbreviation A.P. is one of the 28 states of India, situated on the country's southeastern coast. It is India's fourth largest state by area and fifth largest by population. Its capital and largest city is Hyderabad. Andhra Pradesh is bordered by Maharashtra, Chhattisgarh and Orissa in the north, the Bay of Bengal in the east, Tamil Nadu to the south and Karnataka to the west.
According to the
1. Executive summary
While the demand for low-cost air transportation is potentially huge in Asia, development of low-cost carriers (LCCs) lags behind the region's overall aviation development, and certainly lags behind the LCC development in North America and Europe. It has been noted that market conditions and the regulatory environment of Asia are different from those of North America and Eu
Research Background
History of passenger airline industry
After 1910, the first passenger flight services developed in Europe and the USA
In 1960s, many airlines and passenger jets develops
In 1970s, various types of airline business models developed, and LCC appeared as well
SUMMARY
Modern society : fast-paced, increase of knowledge and information, aging society, population boom due to urbanization, population boom due to Urbanization. Accordingly, new educational philosophy has emerge. That is the life-long education. The lifelong education is lifelong education that is not limited to age. Also away from the existing school education, learners can choose education