Exam 1

1. Metainformation

   Tag	Value
   file	Descriptive-statistics_uva-correlation-1227-en_uva-correlation-1227-en
   name	uva-correlation-1227-en
   section	Descriptive statistics/Summary Statistics/Bivariate statistics/Correlation
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	1.847
   p-value	0.8087

   Question

   The correlation coefficient of X and Y is equal to:

   

   
   
   1. TRUE: -0,7
   2. FALSE: -0,3
   3. FALSE: 0,1
   4. FALSE: 0,5
   
   
   1. -0,7: Correct
   2. 0.3: Incorrect
   3. 0.1: Incorrect
   4. 0.5: Incorrect