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regression [2019/09/11 18:25]
hkimscil
regression [2019/12/06 07:55] (current)
hkimscil
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 간혹, 다른 교재를 보면, ​ 간혹, 다른 교재를 보면, ​
  
- $b = r * \displaystyle \frac{s_{Y}}{s_{X}}$ ​+$$b = r * \displaystyle \frac{s_{Y}}{s_{X}} ​$$
  
 와 같이 나타나는데 이 둘은 같은 의미를 갖는다. 와 같이 나타나는데 이 둘은 같은 의미를 갖는다.
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 __동일한 공식 설명__: __동일한 공식 설명__:
  
- ​$ ​r = \displaystyle \frac{SP}{\sqrt{SS_X SS_Y}}\text{, ​threfore ​+\begin{eqnarray*} 
- +\displaystyle \frac{SP}{\sqrt{SS_X SS_Y}}\text{,​}\quad\text{therefore} \\ 
- SP = r * \displaystyle \sqrt{SS_X SS_Y} $ 그리고 +SP r * \displaystyle \sqrt{SS_X SS_Y} \quad \text{and} \\ 
- +\\ 
- b = \displaystyle \frac{SP}{SS_X} ​$ 따라서 +\displaystyle \frac{SP}{SS_X} ​\\ 
- +\displaystyle \frac{r * \sqrt{SS_X SS_Y}}{SS_X} ​ \\ 
- ​$ ​= \displaystyle \frac{r * \sqrt{SS_X SS_Y}}{SS_X} = r * \frac{\sqrt{SS_Y}}{\sqrt{SS_X}} ​$ 따라서 ​ +r * \frac{\sqrt{SS_Y}}{\sqrt{SS_X}} ​\\ 
- +r * \displaystyle \frac{s_Y}{s_X} ​ 
- ​$ ​= r * \displaystyle \frac{s_Y}{s_X} ​$+\end{eqnarray*}
 </​WRAP>​ </​WRAP>​
  
regression.1568195736.txt.gz · Last modified: 2019/09/11 18:25 by hkimscil