Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-independent-events-1102-en_uva-independent-events-1102-en
    nameuva-independent-events-1102-en
    sectionProbability/Elementary Probability/General Rules/Independent events
    typeschoice
    solutionFALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.435
    p-value0.4776

    Question

    Jody is taking two courses: English and History. Suppose the probability that she will get an 8 at the end of the semester is:_____.  P(grade 8 on the English exam) = 0.70. P(grade 8 for the History exam) = 0.60. P(grade 8 on both the English and History exams) = 0.50  Are the events ‘grade 8 for the English exam’ and ‘grade 8 for the History exam’ are independent of each other?


    1. FALSE: Yes
    2. TRUE: No

    1. Yes: Incorrect
    2. No: Correct