Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-simple-linear-regression-178-en_uva-simple-linear-regression-178-en
   name	uva-simple-linear-regression-178-en
   section	Inferential Statistics/Regression/Simple linear regression
   type	schoice
   solution	FALSE, TRUE, FALSE
   Type	Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	3.31
   p-value	0.2383

   Question

   We have the regression equation ŷ = 4 + 2x₁ + 5x₂ + 9x₃. We check for x₂ and x₃. Now we want to know what the increase in predicted y is if we go from 5 to 10 for x₁.

   
   
   1. FALSE: 5
   2. TRUE: 10
   3. FALSE: 20
   
   
   1. 5: Incorrect
   2. 10: Correct
   3. 20: Incorrect