Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-multiplication-rule-703-en_uva-multiplication-rule-703-en
    nameuva-multiplication-rule-703-en
    sectionProbability/Elementary Probability/General Rules/Multiplication rule
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty1.963
    p-value0.7839

    Question

    A closed bag contains 15 black and 10 white marbles. John and Peter simultaneously randomly pick up two marbles. John wins if two marbles of the same color are taken. Peter wins if two different colored marbles are picked. Who has the greatest chance of winning?


    1. TRUE: They have an equal chance.
    2. FALSE: John has the greatest chance.
    3. FALSE: Peter has the greatest chance.

    1. They are equally likely…: Correct
    2. John has the greatest chance Incorrect
    3. Peter has the greatest chance: Incorrect