Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-general-rules-1179-en_uva-general-rules-1179-en
    nameuva-general-rules-1179-en
    sectionProbability/Elementary Probability/General Rules
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    TypeConceptual, Calculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.677
    p-value0.4404

    Question

    You buy 10 lottery tickets for €1 each. With each lottery ticket you have a chance of 0.06 to win €10. If you take into account the cost of the lottery tickets, what is the standard deviation of your profit?


    1. FALSE: € 0,56
    2. FALSE: € 1
    3. TRUE: € 7,51
    4. FALSE: € 10

    1. € 0.56: Incorrect
    2. 1 €: Incorrect
    3. € 7,51: Correct
    4. € 10: Incorrect