Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-test-1777-en_uva-test-1777-en
   name	uva-test-1777-en
   section	Inferential Statistics/Parametric Techniques/z-test
   type	schoice
   solution	FALSE, TRUE, FALSE, FALSE
   Type	Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	2.153
   p-value	0.509

   Question

   We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3 and variance 0.43. A birth weight of 2900 grams has a Z-score of

   
   
   1. FALSE: -0.233
   2. TRUE: -0.152
   3. FALSE: -0.095
   4. FALSE: 0.233
   
   
   1. 0.233: Incorrect
   2. 0.152: Correct
   3. 0.095: Incorrect
   4. 0.233: Incorrect