Exam 1

1. Metainformation

   Tag	Value
   file	Descriptive-statistics_vufsw-covariance-1350-en_vufsw-covariance-1350-en
   name	vufsw-covariance-1350-en
   section	descriptive statistics/summary statistics/bivariate statistics/covariance
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	conceptual
   Program	NA
   Language	English
   Level	statistical literacy

   Question

    

   

   Income is measured in euros per month. What happens to the covariance and correlation if income were measured in Japanese yen (1 euro = 123.243 yen)?

   
   
   1. TRUE: Only the covariance changes
   2. FALSE: Only the correlation changes
   3. FALSE: Both the covariance and the correlation change
   4. FALSE: Both the covariance and correlation do not change
   
   
   1. True
   2. False
   3. False
   4. False