Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_vufgb-confidenceintervals-012-en_vufgb-confidenceintervals-012-en
    namevufgb-confidenceintervals-012-en
    sectionInferential Statistics/Confidence Intervals
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeCalculation
    Program
    LanguageEnglish
    LevelStatistical Thinking

    Question

    A random sample of 1200 people filled out a questionnaire concerning the availability of trash cans on the streets in Amsterdam. Only 400 of the participants were positive about this, whereas the others had a negative opinion. Calculate, based on this sample, the 95% confidence interval for the proportion of people that are positive about this new law.


    1. TRUE: (0.306 , 0.360)
    2. FALSE: (0.311 , 0.355)
    3. FALSE: (0.640 , 0.693)
    4. FALSE: (0.644 , 0.689)

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