Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-addition-rule-878-en_uva-addition-rule-878-en
    nameuva-addition-rule-878-en
    sectionProbability/Elementary Probability/General Rules/Addition rule
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty-1.124
    p-value0.9474

    Question

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


    1. TRUE: 0.90 chance of 10 euro profit, 0.05 chance of 50 euro and 0.05 chance of 5 euro loss.
    2. FALSE: 0.90 chance of 5 euro profit, 0.05 chance of 100 euro and 0.05 chance of 100 euro loss.
    3. FALSE: 0.90 chance of 0 euros profit, 0.05 chance of 250 euros and 0.05 chance of 250 euros loss.

    1. 0.90 chance of 10 euro profit, 0.05 chance of 50 euro and 0.05 chance of 5 euro loss…: Correct
    2. 0.90 chance of 5 euro profit, 0.05 chance of 100 euro and 0.05 chance of 100 euro loss…: Incorrect
    3. 0.90 chance of 0 euro profit, 0.05 chance of 250 euro and 0.05 chance of 250 euro loss…: Incorrect