Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-test-468-en_uva-test-468-en
   name	uva-test-468-en
   section	Inferential Statistics/Parametric Techniques/t-test
   type	schoice
   solution	FALSE, FALSE, TRUE, FALSE
   Type	Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	4.052
   p-value	0.1031

   Question

   In a sample of 15 high school students, the correlation coefficient between the final grade for physics and biology was was calculated, with the result r_S = 0.49. For the twosided exceeding probability, when testing whether there is actual correlation, holds:

   
   
   1. FALSE: P < 0.01
   2. FALSE: 0.01 < P < 0.05
   3. TRUE: 0.05 < P < 0.10
   4. FALSE: P > 0.10
   
   
   1. P < 0.01: Incorrect
   2. 0.01 < P < 0.05: Incorrect
   3. 0.05 < P < 0.10: Correct
   4. P > 0.10: Incorrect