[Answered]: A. The table below shows data on Influenza in City A.

A. The table below shows data on Influenza in City A. The table is incomplete, but all of the cells can be filled in from the information provided. 1 2 3 4 5 Age group # new influenza cases/yr population size % of population Influenza rate per 1000/year Young 8 ? 40% ? Old 420 ? 60% ? Total 428 10,000 100% ? 1) In column 3, what are the sizes of the young and old segments of the population? [1-point] a) 8,000 young & 420,000 old b) 40,000 young & 60,000 old c) 5,000 young & 5,000 old d) 4,000 young & 6,000 old 2) In column 5, what are the age-specific rates of disease? [1-point] a) 8/1000 per year & 420/1000 per year b) 2/1000 per year & 70/1000 per year c) 40% per year & 60% per year d) 500/1000 per year & 700/1000 per year 3) In column 5, what is the overall crude rate? [1-point] a) 72/1,000 per year b) 68/1,000 per year c) 42.8/1,000 per year d) 36/1,000 per year