Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-multiplication-rule-1104-en_uva-multiplication-rule-1104-en
    nameuva-multiplication-rule-1104-en
    sectionProbability/Elementary Probability/General Rules/Multiplication rule
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    Jody is taking three courses: English, History and Mathematics. Assume the probability that she will get an 8 in each course at the end of the semester:_____.  P(grade 8 on the English exam) = 0.70. P(grade 8 on the History exam) = 0.60. P(grade 8 on the math exam) = 0.50.  The events are independent of each other. Then what is the probability that Jody will not get an 8 in any subject?


    1. TRUE: 0,06
    2. FALSE: 0,42
    3. FALSE: 0,50
    4. FALSE: 0,80

    1. 0.06: Correct
    2. 0.42: Incorrect
    3. 0.50: Incorrect
    4. 0.80: Incorrect