Using the Data Set Shown, What Are the Correct Variance

question 18

Multiple Choice

Using the data set shown, what are the correct variance and interquartile range values for this data set?
Data set: 3, 4, 5, 5, 8, 9, 11, 11

• A) Variance = 8.75, interquartile range = 5.5
• B) Variance = 8.75, interquartile range = 6.5
• C) Variance = 10, interquartile range = 5.5
• D) Variance = 10, interquartile range = 6.5

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