1. a) In what weight percentile is a boy who is 15 years of age and weighs 160lb?

b) Explain clearly what this percentile means about the boy's weight compared to other boys his age

2. a) In what height percentile is a boy who is 9 years of age and has a height of 48 inches?

b) Explain clearly what this percentile means about the boy's height compared to other boys his age.

3. What is the weight of a boy 13 years of age in order to be at the 50th percentile?

4 a) What is the height of a boy 17 years of age in order to be at the 50th percentle:

b) Explain clearly what the 50th percentile means about the boy's height compared to other boys his age.

5. A doctor tells a boy that he is in the 60th percentile for height. Does this mean the boy is talli for his age or short for his age?