Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_vufgb-dummies-010-en_vufgb-dummies-010-en
   name	vufgb-dummies-010-en
   section	Inferential Statistics/Regression/Dummies, Inferential Statistics/Parametric Techniques/ANOVA/ANCOVA
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Calculation
   Program
   Language	English
   Level	Statistical Literacy

   Question

   In an ANCOVA model with interaction, the following regression equation is estimated, where $x_{1}$ is the covariate and z is the Factor with two levels (dummy variable): $\hat{y} = 90-10x_{1}+5z-20x_{1}z$. Calculate the predicted y score for a score 3 on the covariate and a score 1 on the dummy variable.

   
   
   1. TRUE: 5
   2. FALSE: 35
   3. FALSE: 60
   4. FALSE: 65
   
   
   1. Correct
   2. Incorrect
   3. Incorrect
   4. Incorrect