Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-independent-samples-means-434-en_uva-independent-samples-means-434-en
    nameuva-independent-samples-means-434-en
    sectionInferential Statistics/Parametric Techniques/t-test/Independent samples means
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.695
    p-value0.1753

    Question

    In a study of the effect of education on anxiety in patients facing unpleasant surgery, 10 men who received standard education afterward anxiety was measured via a VAS score, as well as in 6 men after comprehensive education._______________________ Standard: n = 10, mean = 35.10, standard deviation = 29.39. Comprehensive: n = 6, mean = 27.17, standard deviation = 24.32. The value of the test size for testing the null hypothesis that the population averages are equal is (without any minus sign) equal to


    1. TRUE: 0.55
    2. FALSE: 1.07
    3. FALSE: 0.039
    4. FALSE: 0.51

    1. 0.55: Correct
    2. 1.07: Incorrect
    3. 0.039: Incorrect
    4. 0.51: Incorrect