Ⅰ. 개요
통계의 입문과정은 여러 가지 단순한 통계적 기법의 습득이 아닌 자료를 그래프로 나타내고 해석하기, 무작위성, 실험 설계, 추정 등과 같은 폭넓은 개념과 원리에 초점을 맞추어야 할 것이며 이러한 통계적 개념은 실제적인 자료를 다루는 문맥에서 가장 잘 학습될 수 있다.
컴퓨터의 발달
중요한 정보를 버리게 될 수도 있다.
해당 cut point 마다 민감도와 특이도를 계산해야 한다. ROC curve를 사용할 수 있으나 하나의 cut point를 선택할 때 외에는 임상적으로 활용되지 않는다.
우도비를 사용하는 것이 더 단순하고 효율적
- 진단검사의 가치
: 다른 안정된 환자에게도 적용
An issue about CHD
Junk food elevates the attack rate of
diabetes and coronary heart disease
Minesota University in America Professor Andrew O. Odegaard
Conducting a survey of Chinese Singaporean
When having fast food more than twice in a week,
the attack rate of diabetes is 27% and the death rate
of coronary disease is elevated 56%
compared with no eating fast food at all.
The prof
ROA and ROE of HSBC
For the next asset analysis we are considering data from the period 2004-2009. First let´s take a look to the principal ratios of the company. ROA ratio for HSBC has decreased since 2007 and this tendency has continued indicating that the bank efficiency to produce profits has diminished. This is mainly due to the rise in operating expenses by 12% that reflected increased
rations, and if necessary, proceeds from short-term borrowings and accounts receivable securitization program. The company’s two major product lines are in the United States and Canada, and in international market. In addition to these two primary segments, Global Operations segment, and other segment are also present, where manufacturing and sourcing production are involved. Hasbro Inc’s obj