Question

Total number of citizens and number of cancer deaths in City A and City B

	City A		City B
Age in years	# of citizens	# cancer deaths	# of citizens	# cancer deaths
0-19	2,500	55	4,000	72
20-39	2,300	92	3,000	120
40-59	2,200	121	2,000	120
60-79	2,100	210	1,000	90
Total	9,100	478	10,000	402

Using a standard population that results from combining the populations of Cities A and B, use the direct method of adjustment to arrive at adjusted rates for City A and City B.

Answer 1