Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-regression-159-en_uva-regression-159-en
    nameuva-regression-159-en
    sectionInferential Statistics/Regression
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.042
    p-value0.556

    Question

    When we use a regression line to predict scores we make prediction errors (residuals). The average of these prediction errors is equal to


    1. TRUE: 0
    2. FALSE: 1
    3. FALSE: R

    1. 0: Correct
    2. 1: Incorrect
    3. R: Incorrect