Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-sample-mean-557-en_uva-sample-mean-557-en
    nameuva-sample-mean-557-en
    sectionInferential Statistics/Sampling Distributions/Sample mean
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    The stochastic variable X follows an N(μ=10, σ²=4) distribution. P(X < 8) is then


    1. TRUE: 0.1587
    2. FALSE: 0.1915
    3. FALSE: 0.3085
    4. FALSE: 0.3413

    1. 0.1587: Correct
    2. 0.1915: Incorrect
    3. 0.3085: Incorrect
    4. 0.3413: Incorrect