Although the Range Is a Good Measure of Variation in a Data

question 132

Multiple Choice

Although the range is a good measure of variation in a data set because it gives us information about the distance between the most extreme values,it does have one peculiar drawback.What is that concern?

• A) The range cannot be used on data sets that do not have at least ten different values.
• B) The range is easily distorted by extreme values in a data set.
• C) The range is distorted when a data set has the same value that appears more than once.
• D) The range is changed when the standard deviation of the data set turns negative.

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