In 1983, Nongshim-Kellogg launched the first cereal in Korea. A year later, Dongsuh-food corporation also released a cereal for breakfast. Since then, cereal market in Korea grew up every year. The number of product lines of cereal being sold in current Korean market is over 30. So people can now choose a product according to their own preference. Consumers have several purpose
우리가 연구할 수 있는 정치개체로 신흥국가와 개발도상국의 숫자가 크게 늘어났다. 표 1.1에 실린 개별국가의 수는 163개임.
Now, however, with the disintegration and fragmentation of Yugoslavia, the Soviet Union, and perhaps other existing political systems, the number of independent entities seems likely to increase still more.
sum of all the scores divided by the number of scores
The mean is a good measure of central tendency for roughly symmetric distributions
It can be misleading in skewed distributions since it can be greatly influenced by extreme scores.
The variance is a measure of how spread out a distribution is.
It is computed as the average squared deviation of each number from its mean.