Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-simple-linear-regression-891-en_uva-simple-linear-regression-891-en
    nameuva-simple-linear-regression-891-en
    sectionInferential Statistics/Regression/Simple linear regression
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.692
    p-value0.1759

    Question

    When testing for a coefficient from a multiple regression with three explanatory variables, the null hypothesis that states that the coefficient is 0 against the alternative that the coefficient is unequal to 0 is. The coefficient is b1 = 2.3 with se = 0.8 and there are 13 degrees of freedom. Then the null hypothesis


    1. FALSE: Be rejected at 0.02 but not at 0.10.
    2. FALSE: Be rejected at 0.05 but not at 0.02.
    3. TRUE: Be rejected at 0.02 but not at 0.01.

    1. Are rejected at 0.02 but not at 0.10.: Incorrect
    2. Are rejected at 0.05 but not at 0.02.: Incorrect
    3. Are rejected at 0.02 but not at 0.01.: Correct