Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-equation-215-en_uva-equation-215-en
    nameuva-equation-215-en
    sectionInferential Statistics/Regression/Equation
    typeschoice
    solutionFALSE, TRUE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty4.529
    p-value0.0165

    Question

    From a regression of Y on X, the following is known: b = 1.25, SX = 0.75 and SY = 1.2. What is the proportion of variance explained?


    1. FALSE: 0.21
    2. TRUE: 0.61
    3. FALSE: 0.78

    1. 0.21: Incorrect
    2. 0.61: Correct
    3. 0.78: Incorrect