Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-value-847-en_uva-value-847-en
    nameuva-value-847-en
    sectionInferential Statistics/NHST/p-value
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty-0.004
    p-value0.9319

    Question

    The number of ecs obtained by economics students during the first three years of their studies is normally distributed with mean 130 and standard deviation 20. Student Sandra B. earned 170 ecs. What percentage of students obtained fewer ecs than Sandra?


    1. FALSE: 76%
    2. FALSE: 87%
    3. TRUE: 98%

    1. 76%: Incorrect
    2. 87%: Incorrect
    3. 98%: Correct