Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_vufsw-z-score-0096-en_vufsw-z-score-0096-en
    namevufsw-z-score-0096-en
    sectiondescriptive statistics/score interpretation/z-score
    typeschoice
    solutionFALSE, FALSE, FALSE, TRUE
    Typecalculation
    Programcalculator
    LanguageEnglish
    Levelstatistical literacy

    Question

    Someone is saving up to buy a new television and definitely wants to not pay more than €900. This person takes a random sample of 100 televisions and calculates the average price in this sample. This sample mean is €810, and the standard deviation (SD) is € 130. Assume a normal distribution.

    What percentage of televisions in the sample cost less than € 900? Round Round up to a whole percentage.


    1. FALSE: 69%
    2. FALSE: 31%
    3. FALSE: 25%
    4. TRUE: 75%

    1. False
    2. False
    3. False
    4. True