Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_vufgb-pearson-005-en_vufgb-pearson-005-en
   name	vufgb-pearson-005-en
   section	Inferential Statistics/Parametric Techniques/Correlations/Pearson, Inferential Statistics/Regression/Residuals
   type	schoice
   solution	FALSE, FALSE, FALSE, TRUE
   Type	Conceptual
   Program
   Language	English
   Level	Statistical Literacy

   Question

   There are two predictors $x_{1}$ and $x_{2}$, which have medium correlations with response variable y but are uncorrelated with each other. First $x_{1}$ put into the model, and then $x_{2}$ added.

   Enter:

   As $x_{2}$ added to the model will be SSE … and the partial correlation $r_{yx1x2}$ will … the ordinary correlation $r_{yx1}$.

   
   
   1. FALSE: Remain the same; be as large as
   2. FALSE: Remain the same; be greater than
   3. FALSE: Decrease; be as large as
   4. TRUE: Decrease; be greater than
   
   
   1. Incorrect
   2. Incorrect
   3. Incorrect
   4. Correct