Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-scatterplot-1255-en_uva-scatterplot-1255-en
    nameuva-scatterplot-1255-en
    sectionDescriptive statistics/Data representation/Graphs/Scatterplot
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.964
    p-value0.131

    Question

    Of a number of children, age was determined in months, and height in centimeters. The data are plotted in the attached scatterplot.â The height of a child in the age interval 18 – 28 months increases per month by an average of:


    1. FALSE: 0.48 cm
    2. TRUE: 0.64 cm
    3. FALSE: 0.84 cm
    4. FALSE: 1.57 cm

    1. 0.48 cm: Incorrect
    2. 0.64 cm: Correct
    3. 0.84 cm: Incorrect
    4. 1.57 cm: Incorrect