Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-mean-188-en_uva-mean-188-en
    nameuva-mean-188-en
    sectionDescriptive statistics/Summary Statistics/Measures of Location/Mean
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty-4.703
    p-value0.9902

    Question

    The average of five numbers equals 10. The number 0 is added to the five numbers. The average of the six numbers is then


    1. FALSE: Equal to 10
    2. FALSE: Greater than 10
    3. TRUE: Less than 10

    1. Equal to 10: Incorrect
    2. Greater than 10: Incorrect
    3. Less than 10: Correct