~~SLIDESHOW~~
====== Multiple Regression ======
원리이해: [[:Regression]]와 [[:Multiple Regression]] \\ 
data: {{hs1.sav}} \\
{{09.mp4|Multiple Regression}} Multiple Regression \\
===== A simple regression =====
<WRAP prewrap>
<code>Analyze
 Regression
  Linear
   select math as the dependent variable and write and science as independent 
   variables
</code>
</WRAP>  
<WRAP prewrap> 
<code>Analyze
 Regression
  Linear
   select math as the dependent variable and female, write and socst
   as independent variables
    Plots...
     select Zresid for the Y axis and ZPred for the X axis
      Continue
       OK
        Double click on the plot
         Options
          Y Axis Reference Line
           add a line at Y = -2.5
            Apply
             add a line at Y = 2.5
              Apply
</code> 
</WRAP>

<WRAP prewrap> 
<code>Analyze
 Descriptives
  P-P plots
   select res_1 and the test distribution to be "normal"
</code> 
</WRAP>

<WRAP prewrap> 
<code>Analyze
 Descriptives
  Q-Q plots
   Select res_1 and the test distribution to be "normal"
</code> 
</WRAP>