Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-random-variables-144-en_uva-random-variables-144-en
    nameuva-random-variables-144-en
    sectionProbability/Elementary Probability/Random variables
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    In a given game, you can lose 10 euros with 60% chance or win 50 euro with a 40% chance. What is the average return (expected value) of this game?


    1. TRUE: 14 euro.
    2. FALSE: 20 euro.
    3. FALSE: 26 euros.

    1. 14 euro: Correct
    2. 20 euro: Incorrect
    3. 26 euro.: Incorrect