Exam 1

1. Metainformation

   Tag	Value
   file	Probability_uva-addition-rule-880-en_uva-addition-rule-880-en
   name	uva-addition-rule-880-en
   section	Probability/Elementary Probability/General Rules/Addition rule
   type	schoice
   solution	TRUE, FALSE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	2
   p-value	0.5905

   Question

   Which of the following bets makes the most money in the long run?

   
   
   1. TRUE: 0.50 chance of 10 euro profit, 0.25 chance of 50 euro and 0.25 chance of 5 euro loss.
   2. FALSE: 0.50 chance of 5 euro profit, 0.25 chance of 100 euro and 0.25 chance of 100 euro loss.
   3. FALSE: 0.50 chance of 0 euros profit, 0.25 chance of 250 euros and 0.25 chance of 250 euros loss.
   
   
   1. 0.50 chance of 10 euro profit, 0.25 chance of 50 euro and 0.25 chance of 5 euro loss…: Correct
   2. 0.50 chance of 5 euro profit, 0.25 chance of 100 euro and 0.25 chance of 100 euro loss…: Incorrect
   3. 0.50 chance of 0 euro profit, 0.25 chance of 250 euro and 0.25 chance of 250 euro loss…: Incorrect