Exam 1

1. Metainformation

   Tag	Value
   file	Probability_uva-events-309-en_uva-events-309-en
   name	uva-events-309-en
   section	Probability/Elementary Probability/Events
   type	schoice
   solution	FALSE, FALSE, TRUE, FALSE
   Type	Conceptual, Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	2.539
   p-value	0.4626

   Question

   Of two events A and B, the following is given: P(A) = 0.60, P(B) = 0.40, P(A ∩ B) = 0.20 and P(A ∪ B) = 0.80. The probability of event A, given that B occurred, is

   
   
   1. FALSE: 0.24
   2. FALSE: 0.33
   3. TRUE: 0.5
   4. FALSE: 0.6
   
   
   1. 0.24: Incorrect
   2. 0.33: Incorrect
   3. 0.5: Correct
   4. 0.6: Incorrect