Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_vufgb-testing-002-en_vufgb-testing-002-en
   name	vufgb-testing-002-en
   section	Inferential Statistics/Confidence Intervals/Testing
   type	schoice
   solution	FALSE, FALSE, FALSE, TRUE
   Type	Conceptual
   Language	English
   Level	Statistical Reasoning

   Question

   For a regression coefficient b in a simple regression model a 95% confidence interval of (-0.20, 0.78) is found. Which conclusion is correct?

   
   
   1. FALSE: There is a positive association, but the association is not significant.
   2. FALSE: There is a negative association, but the association is not significant.
   3. FALSE: The association is significant, but it is unclear what the direction is.
   4. TRUE: The association is not significant, thus the direction does not matter.
   
   
   1. Incorrect
   2. Incorrect
   3. Incorrect
   4. Correct