A survey of a group of seventh graders and a group of teachers at a local middle school asked how many siblings they each have. The dot plots below show the results. Based on the shape of the two-dot plots, which statements correctly compare them? Select three choices.
O The center of the data for students has a value less than that of the center of the data for teachers.

O The center of the data is to the right of the dot plot for both teachers and students.

O There is a greater variation in the data for teachers than for students.

O Both sets of data cluster around 2.

O The same number of teachers as students were surveyed.