INCOME LEVEL 1 LEVEL 2 LEVEL 3 LEVEL 4 90 80 2020 70 60 50 40 30 20 per person (GDP/capita, PPPS inflation-adjusted) 8000 500 1000 2000 4000 16k 32k 64k 128k Income 2020 Questions for discussion: (1) Do life expectancy and income appear to be associated or independent? (2) Has the relationship between these variables been the same through the years, or has it changed? Life expectancy

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