Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-standard-deviation-445-en_uva-standard-deviation-445-en
    nameuva-standard-deviation-445-en
    sectionDescriptive statistics/Summary Statistics/Measures of Spread/Standard Deviation
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty4.236
    p-value0.0789

    Question

    Given the following 16 outcomes of a sampling: 21, 26, 18, 17, 24, 33, 37, 30, 24, 28, 24, 31, 35, 29, 18, 21. The sampling standard deviation of the 16 numbers is


    1. FALSE: 1.55
    2. TRUE: 6.2
    3. FALSE: 36
    4. FALSE: 38.4

    1. 1.55: Incorrect
    2. 6.2: Correct
    3. 36: Incorrect
    4. 38.4: Incorrect