Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-standard-deviation-480-en_uva-standard-deviation-480-en
    nameuva-standard-deviation-480-en
    sectionDescriptive statistics/Summary Statistics/Measures of Spread/Standard Deviation
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty4.32
    p-value0.0655

    Question

    Given the following numbers in a sample: 7, 1, 4, 8, 7, 3. The SEM (Standard Error of the Mean), the estimated standard deviation of the sample mean, is equal to


    1. FALSE: 1.03
    2. TRUE: 1.13
    3. FALSE: 1.27
    4. FALSE: 2.76

    1. 1.03: Incorrect
    2. 1.13: Correct
    3. 1.27: Incorrect
    4. 2.76: Incorrect