Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-mean-537-en_uva-mean-537-en
    nameuva-mean-537-en
    sectionDescriptive statistics/Summary Statistics/Measures of Location/Mean
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.827
    p-value0.4239

    Question

    A sample of 8 individuals was randomly drawn from a population in which a particular variable was measured. The scores of the individuals are: 8, 23, 15, 21, 11, 15, 19, 12. The standard error of the sample mean (SEM) is


    1. FALSE: 0.65
    2. FALSE: 1.71
    3. TRUE: 1.83
    4. FALSE: 3.36

    1. 0.65: Incorrect
    2. 1.71: Incorrect
    3. 1.83: Correct
    4. 3.36: Incorrect