A Violin Student Records the Number of Hours She Spends

question 25

Multiple Choice

A violin student records the number of hours she spends practicing during each of nine consecutive weeks: Considering the smallest data value (1.2) and using the 1.5 × IQR rule, we would:

• A)classify the value 1.2 as an outlier, because it is more than 1.5 × IQR below the first quartile.
• B)not classify the value 1.2 as an outlier, because it is not more than 1.5 × IQR below the first quartile.
• C)classify the value 1.2 as an outlier, because it is more than 1.5 × IQR below the median.
• D)classify the value 1.2 as an outlier, because it is more than 1.5 × IQR below the mean.

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