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CSE MCQs :: 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

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

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

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

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