Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-measures-of-location-56-en_uva-measures-of-location-56-en
    nameuva-measures-of-location-56-en
    sectionDescriptive statistics/Summary Statistics/Measures of Location
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.864
    p-value0.4203

    Question

    Given are two proportions 0.30 and 0.37 with 100 and 150 subjects in each group. Give the 95% confidence interval for the difference (0.30 - 0.37) between two proportions in the population.


    1. TRUE: (-0.188, 0.048)
    2. FALSE: (-0.118, 0.118)
    3. FALSE: (-0.07, 0.07)

    1. (-0.188, 0.048): Correct
    2. (-0.118, 0.118): Incorrect
    3. (-0.07, 0.07): Incorrect