7.129 Measures of Variability Range and Interquartile Range
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Hugo listed the pennies found on the sidewalk. Data (in pennies): 22, 22, 4, 18, 0, 16, 10, 22, 10, 1, 1, 17, 21. (If there is a middle value, do not include it in either half.)
Which option shows the correct IQR AND a correct interpretation?