Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-simple-linear-regression-889-en_uva-simple-linear-regression-889-en
   name	uva-simple-linear-regression-889-en
   section	Inferential Statistics/Regression/Simple linear regression
   type	schoice
   solution	FALSE, TRUE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	4.277
   p-value	0.0722

   Question

   When testing for a coefficient from a multiple regression with three explanatory variables, the null hypothesis that states that the coefficient is 0 against the alternative that the coefficient is greater than 0 is. The coefficient is b₁ = 2.3 with se = 1.28 and there are 20 degrees of freedom. Then the null hypothesis

   
   
   1. FALSE: Be rejected at 0.20 but not at 0.10.
   2. TRUE: Be rejected at 0.10 but not at 0.05.
   3. FALSE: Be rejected at 0.05 but not at 0.02.
   
   
   1. Are rejected at 0.20 but not at 0.10.: Incorrect
   2. Are rejected at 0.10 but not at 0.05.: Correct
   3. Are rejected at 0.05 but not at 0.02: Incorrect