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QuestionStatistics
Calculate the interquartile range of the data set: {7, 3, 10, 8, 4, 1, 8, 6, 5, 8}
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Answer
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Step 1: Order the data set from least to greatest.
\text{{1, 3, 4, 5, 6, 7, 8, 8, 8, 10}}
Step 2: Find the median of the data set.
Since there are 10 numbers, the median is the average of the 5th and 6th numbers.
Final Answer
The interquartile range of the data set is 4.
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