Based on the visual inspection of the dot plots, which group appears to have the longer average forearm length? (5 points)
a
Group X, because no child in the group has a forearm length longer than 12 inches.
b
Group X, because four children in the group have the least forearm length of 10 inches.
c
Group Y, because a child in the group has the least forearm length of 10 inches.
dThe two dot plots below compare the forearm lengths of two groups of schoolchildren:
Group Y, because six children have a forearm length longer than 12 inches.
