Exam 1

1. Metainformation

   Tag	Value
   file	Distributions_uva-normal-1341-en_uva-normal-1341-en
   name	uva-normal-1341-en
   section	Distributions/Continuous/Normal
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	-1.281
   p-value	0.9515

   Question

   A report of a math exam shows that the score distribution has has a mean score of 78 and a standard deviation of 10. Define the standardized score (z -score) of two students who scored 93 and 63, respectively.

   
   
   1. TRUE: 1.5 and -1.5
   2. FALSE: 10 and -10
   3. FALSE: 1.5 and 1.5
   4. FALSE: 10 and 10
   
   
   1. 1.5 and -1.5: Correct
   2. 10 and - 10: Incorrect
   3. 1.5 and 1.5: Incorrect
   4. 10 and 10: Incorrect