Exam 1

  1. Metainformation

    Tag Value
    fileDistributions_uva-normal-305-en_uva-normal-305-en
    nameuva-normal-305-en
    sectionDistributions/Continuous/Normal
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    TypeConceptual, Calculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty1.942
    p-value0.787

    Question

    Suppose we draw a sample of size 4 from a normally distributed population with μ = 20 and σ²= 64. The probability that an individual value from the sample is greater than or equal to 24 is equal to


    1. FALSE: 0.1587
    2. FALSE: 0.1915
    3. TRUE: 0.3085
    4. FALSE: 0.617

    1. 0.1587: Incorrect
    2. 0.1915: Incorrect
    3. 0.3085: Correct
    4. 0.617: Incorrect