Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-sample-mean-877-en_uva-sample-mean-877-en
    nameuva-sample-mean-877-en
    sectionInferential Statistics/Sampling Distributions/Sample mean
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    Two random samples are drawn from a population, one with size 40 and one with size 160. Compared to the sample of 40 observations, the standard error of the mean in the sample of 160 observations


    1. TRUE: Twice as small.
    2. FALSE: Four times as small.
    3. FALSE: About the same size.

    1. Twice as small…: Correct
    2. Four times as small…: Incorrect
    3. About the same size…: Incorrect