Chapter 2.2, Problem 14P

Vital Statistics: Height How dies average height for boys change as boys get older? According to Physician’s Handbook, the average heights at different ages are as follows:

Age (years)		05		1		2	3		4		5		6		7
Height (inches)		26		29		33	36		39		42		45		47
Age (years)	8		9		10			11		12		13		14
Height (inches)	50		52		54			56		58		60		62

Make a time-series graph for average height for ages 0.5 though 14 years.