Ally surveyed 5 classrooms. She wanted to know the number of students in each class who love painting. The data she collected from the 5 classrooms is below. 10, 7, 9, 11, 8

The value that could be the best measure of the center of this data is
.
Which question is NOT a statistical question?
A.
How many vehicles do Boston residents have per household?
B.
How much money do Boston residents spend on transportation every day?
C.
How many Boston residents use public transportation?
D.
How many times per month do Boston residents use public transportation?
E.

How long does it take for Boston residents to travel to work?
Which data set has the widest spread?
A.
data set A: 3, 1, 2, 6, 7, 2, 5
B.
data set B: 4, 9, 4, 5, 3, 6, 8
C.
data set C: 1, 4, 6, 5, 7, 8, 5
D.
data set D: 4, 3, 4, 7, 2, 3, 1
E.
data set E: 5, 1, 4, 2, 6, 9, 2