Exam 1

1. Metainformation

   Tag	Value
   file	Assumptions_vufsw-assumptions-0331-en_vufsw-assumptions-0331-en
   name	vufsw-assumptions-0331-en
   section	Assumptions
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	conceptual
   Program	NA
   Language	English
   Level	statistical reasoning

   Question

   Jens checks assumptions before running a regression analysis and finds the following results: VIF=3.6, Durban-Watson=3.7 and the highest Cook’s distance = 1.2.

   Which of the following statements is correct?

   
   
   1. TRUE: Based on this data, Jens should be concerned about the assumption of independent errors and influential cases.
   2. FALSE: Based on this data, Jens should be concerned about multicollinearity and influential cases.
   3. FALSE: Based on these data, Jens does not need to worry, none of the assumptions are violated.
   4. FALSE: Based on these data, Jens has to worry about multicollinearity and the assumption of independent errors.
   
   
   1. True
   2. False
   3. False
   4. False