Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-conditional-probability-501-en_uva-conditional-probability-501-en
    nameuva-conditional-probability-501-en
    sectionProbability/Elementary Probability/Conditional probability
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    Below is a cross tabulation of 80 workers’ gender and the number of working hours per week (rounded to whole hours) are given.

    ——- ———– ————- ————- ———– < 18 hours 18 - 32 hours 33 - 36 hours > 36 hours male 1 7 14 8 woman 6 18 21 5 ——- ———– ————- ————- ———–

    The probability that a person randomly drawn from these workers will work less than 18 hours, given that it is a woman, is equal to


    1. FALSE: 0.075
    2. TRUE: 0.12
    3. FALSE: 0.51
    4. FALSE: 0.857

    1. 0.075: Incorrect
    2. 0.12: Correct
    3. 0.51: Incorrect
    4. 0.857: Incorrect