Exam 1

1. Metainformation

   Tag	Value
   file	Probability_uva-expected-value-128-en_uva-expected-value-128-en
   name	uva-expected-value-128-en
   section	Probability/Elementary Probability/Random variables/Expected value
   type	schoice
   solution	FALSE, FALSE, TRUE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	3.046
   p-value	0.2904

   Question

   I toss a pure coin a hundred times. The probability that in at least 60% of the cases cross comes up is approximately equal to

   
   
   1. FALSE: P(z > 0.6)
   2. FALSE: P(z > 1)
   3. TRUE: P(z > 2)
   
   
   1. P(z > 0.6): Incorrect
   2. P(z > 1): Incorrect
   3. P(z > 2): Correct