Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-addition-rule-830-en_uva-addition-rule-830-en
    nameuva-addition-rule-830-en
    sectionProbability/Elementary Probability/General Rules/Addition rule
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeConceptual, Calculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    In a probability experiment, two events A and B are given to be disjoint and that P(A) = 0.3 and P(B) = 0.5. Then P(A or B) is equal to


    1. FALSE: 0
    2. FALSE: 0.15
    3. TRUE: 0.80

    1. 0: Incorrect
    2. 0.15: Incorrect
    3. 0.80: Correct