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What is the average life span of a man born in 1947?

According to the U.S. Social Security Administration, a man born in 1947 had a period life expectancy at birth of 64.6 years, while his cohort life expectancy was significantly higher at 73.0 years. This distinction is crucial for understanding what is the average life span of a man born in 1947, as cohort data better reflects actual mortality experiences over a lifetime.