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CSE MCQs :: Statistics

Statistics -
  1. A numerical value used as a summary measure for a sample, such as sample mean, is known as a
    2. A.
    population parameter
    B.
    sample parameter
    C.
    sample statistic
    D.
    population mean

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  2. In a week the prices of a bag of rice were 350,280,340,290,320, 310,300. The range is
    3. A.
    60
    B.
    70
    C.
    80
    D.
    100

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  3. The mean of a distribution is 14 and the standard deviation is 5. What is the value of the coefficient of variation?
    4. A.
    60.4%
    B.
    48.3%
    C.
    35.7%
    D.
    27.8%

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  4. The sum of the percent frequencies for all classes will always equal
    5. A.
    one
    B.
    the number of classes
    C.
    the number of items in the study
    D.
    100

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  5. Which of the following is not based on all the observations?
    6. A.
    Arithmetic Mean
    B.
    Geometric Mean
    C.
    Harmonic Mean
    D.
    Weighted Mean

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