Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-mean-582-nl_uva-mean-582-nl
    nameuva-mean-582-nl
    sectionDescriptive statistics/Summary Statistics/Measures of Location/Mean
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageDutch
    LevelStatistical Literacy
    IRT-Difficulty3.165
    p-value0.2568

    Question

    Gegeven is de volgende frequentietabel:

    klassegrenzen klassemidden frequenties
    [14,16> 15 4
    [16,18> 17 6
    [18,20> 19 8
    [20,22> 21 3
    [22,24> 23 9
    [24,26> 25 1
    [26,28> 27 10

    Wat is de beste schatting van het gemiddelde?


    1. FALSE: 21
    2. TRUE: 21.44
    3. FALSE: 20.63
    4. FALSE: 22.06

    1. 21: Incorrect
    2. 21.44: Correct
    3. 20.63: Incorrect
    4. 22.06: Incorrect