Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-power-1559-en_uva-power-1559-en
    nameuva-power-1559-en
    sectionInferential Statistics/NHST/Power
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    One tests H1: p = 0.5 against H2: p = 0.8 in a random sample of n = 11 observations. Testing quantity is the binomially distributed stochast B, the number of successes in the sample. As the right critical limit, the value 7 is used. The discernment power 1 - β is then equal to


    1. FALSE: 0.87
    2. FALSE: 0.91
    3. TRUE: 0.96

    1. 0.87: Incorrect
    2. 0.91: Incorrect
    3. 0.96: Correct