The table below shows data from a survey about the amount of time students spend doing homework each week. The students were either in college or in high school:

College
High Low Q1 Q3 IQR Median Mean σ
20 6 8 18 10 14 13.3 5.2

High School

High Low Q1 Q3 IQR Median Mean σ
20 3 5.5 16 10.5 11 11 5.4

Question

The table below shows data from a survey about the amount of time students spend doing homework each week. The students were either in college or in high school:

College
High  Low   Q1    Q3  IQR   Median   Mean    σ
20     6       8      18   10    14          13.3     5.2

High School

High Low  Q1   Q3   IQR   Median   Mean  σ
20     3     5.5  16    10.5  11          11      5.4

eiwoh · Answer

Which of the choices below best describes how to measure the spread of this data?
 Both spreads are best described with the IQR. 
Both spreads are best described with 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.