Mathematics, 15.01.2021 21:30 AM28

The table below shows data from a survey about the amount of time students spend doing homework each week. The students were in either college or high school: High Low Q1 Q3 IQR Median Mean σ
College 50 5 7.5 15 7.5 11 13.8 6.4
High School 16 0 9.5 14.5 5 13 10.7 5.3

Which of the choices below best describes how to measure the spread of these data?
(Hint: Use the minimum and maximum values to check for outliers.)
Both spreads are best described by the IQR.
Both spreads are best described by the standard deviation.
The college spread is best described by the IQR. The high school spread is best described by the standard deviation.
The college spread is best described by the standard deviation. The high school spread is best described by the IQR.

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The table below shows data from a survey about the amount of time students spend doing homework each...