Question

The table shows data from a survey about the number of times families eat at restaurants during a week. The families are either from Rome, Italy or New York, New York:

High Low Q1 Q3 IQR Median Mean σ
Rome 21 ,1, 1.5 ,7.5 ,6 ,4.5 ,6.5 ,6.6
New York 20, 1 ,3.5 ,7.5 ,4, 5 ,6.5 ,5.2

Which of the choices below best describes how to measure the center of this data?