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Mathematics 31 Online
OpenStudy (anonymous):

In 1991, the life expectancy of males in certain a country was 63.5 years. In 1995, it was 67 years. Let E represent the life expectancy in years t and let t represent the number of years since 1991. The linear function E(t) that fits data is E(t)=?t +? Round to the nearest tent

OpenStudy (anonymous):

Also using the fncton to predict the life expectancy of males in 2008 E(17) Round to the nearest tenth

OpenStudy (anonymous):

The first one would be 63.5(1991)

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