STATISTICAL TECHNIQUES AND TOOLS
MEASURES OF VARIABILITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The ____ is a measure of variability that splits the data into four equal sized quartiles.
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Inter Quadrant Range
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Interquartile Range
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Inside Quarter Result
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None of the above
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Explanation:
Detailed explanation-1: -The interquartile range is the best measure of variability for skewed distributions or data sets with outliers. Because it’s based on values that come from the middle half of the distribution, it’s unlikely to be influenced by outliers.
Detailed explanation-2: -The range is the measure of variability or dispersion. The range is a poor measure because it is based on the extreme observations of a data set.
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