Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_vufgb-suppression-003-en_vufgb-suppression-003-en
   name	vufgb-suppression-003-en
   section	Inferential Statistics/Regression/Multiple linear regression/Suppression
   type	schoice
   solution	FALSE, FALSE, FALSE, TRUE
   Type	Conceptual
   Program
   Language	English
   Level	Statistical Thinking

   Question

   A simple regression shows that intelligence is not related to number of errors during assembly line work. When controlling for boredom in a multiple regression, intelligence does appear to be related to number of errors (negative relationship). What kind of variable is boredom?

   
   
   1. FALSE: An interaction variable.
   2. FALSE: A lurking variable.
   3. FALSE: A confounder variable.
   4. TRUE: A suppressor variable.
   
   
   1. Incorrect
   2. Incorrect
   3. Incorrect
   4. Correct