Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-equation-572-en_uva-equation-572-en
    nameuva-equation-572-en
    sectionInferential Statistics/Regression/Equation
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.997
    p-value0.1217

    Question

    In a regression situation, an independent variable (X) and a dependent (Y) measured.‖  The mean of the X values is 54.______________.  The equation of the regression line is. Y = 11.64 - 0.16 X.  The average of the Y observations is


    1. FALSE: -0.16
    2. TRUE: 3
    3. FALSE: 11.64
    4. FALSE: 11.8

    1. 0.16: Incorrect
    2. 3: Correct
    3. 11.64: Incorrect
    4. 11.8: Incorrect