Which of the Following Statements Concerning the Box Plot and Z-Score

question 75

Multiple Choice

Which of the following statements concerning the box plot and z-score methods for detecting outliers is false?

• A)The z-score method uses the mean and standard deviation as a basis for detecting outliers.
• B)The box plot method uses the quartiles as a basis for detecting outliers.
• C)The z-score method is less affected by an extreme observation in the data set.
• D)The box plot method is less affected by an extreme observation in the data set.

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