Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-multiplication-rule-929-en_uva-multiplication-rule-929-en
    nameuva-multiplication-rule-929-en
    sectionProbability/Elementary Probability/General Rules/Multiplication rule
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    Suppose the independent probability that three individuals A, B and C will be alive in 30 years are still alive is equal to 0.4, 0.3 and 0.5, respectively. Then what is the probability that in 30 years none of the three will be alive?


    1. FALSE: 0,06
    2. TRUE: 0,21
    3. FALSE: 0,12
    4. FALSE: 0,1

    1. 0.06: Incorrect
    2. 0.21: Correct
    3. 0.12: Incorrect
    4. 0.1: Incorrect