Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-expected-value-1140-en_uva-expected-value-1140-en
    nameuva-expected-value-1140-en
    sectionProbability/Elementary Probability/Random variables/Expected value
    typeschoice
    solutionFALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty-1.548
    p-value0.9562

    Question

    Daan pays €100 a year for insurance for his teeth. He thinks that the probability is 0.1 that in the coming year his teeth will need one time needs surgery, and the probability of more than one surgery is then 0. An operation costs €500 if he does not take insurance, and costs nothing if he does take insurance. Should Daan take insurance if he acting rationally?


    1. FALSE: Yes
    2. TRUE: No

    1. Yes: Incorrect
    2. No: Correct