Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_vufgb-correlation-004-en_vufgb-correlation-004-en
    namevufgb-correlation-004-en
    sectionDescriptive statistics/Summary Statistics/Bivariate statistics/Correlation
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    Program
    LanguageEnglish
    LevelStatistical Thinking

    Question

    In a particular study, the sample means of X and Y are 20 en 9.01, respectively. Also, sx=2.45s_{x} = 2.45, sy=1.00s_{y} = 1.00 and the estimated regression equation is Y’=4.61+0.22X{Y}’ = 4.61 + 0.22X. What is the correlation between X and Y?


    1. FALSE: 0.22
    2. TRUE: 0.54
    3. FALSE: -0.22
    4. FALSE: -0.54

    1. Incorrect
    2. Correct
    3. Incorrect
    4. Incorrect