Answer:
D. It can be inferred that about 50 % of the campers are 10 years of age or older.
Step-by-step explanation:
The median age of the campers is 10 years.
Half the campers are younger than 10, and half are older than 10.
Thus, it can be inferred that about 50 % of the campers are 10 years of age or older.
A. is wrong. The 10 to 14 age range is the third quartile.
B. is wrong. The 4 to 8 age range is the first quartile.
C. is wrong. The 8 to 10 age range is he second quartile.
