Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_vufsw-confidenceintervals-0228-en_vufsw-confidenceintervals-0228-en
    namevufsw-confidenceintervals-0228-en
    sectioninferential statistics/confidence intervals
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    Typeinterpretating output
    ProgramNA
    LanguageEnglish
    Levelstatistical literacy

    Question

    A multiple regression analysis shows the following results. We test two-sided with an alpha of 0.05 (the significance level is 5%). Which effects are significant and how do we know?
    The effect of / the effects of … 


    1. FALSE: Gender (SEX) and age (AGE), because the 95% confidence intervals of these variables contain the value 0.
    2. FALSE: Gender (SEX) and education (EDUCYRS), because the 95% confidence intervals of these variables contain the value 0.05.
    3. TRUE: Education (EDUCYRS), because the 95% confidence interval of this variable does not contain the value 0.
    4. FALSE: Education (EDUCYRS) and Age (AGE), because the 95% confidence intervals of this variable do not contain the value 0.05.

    1. False
    2. False
    3. True
    4. False