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May 25, 2015

Homework Help: math

Posted by scooby9132002 on Saturday, July 4, 2009 at 1:29am.

In 1990, the life expectancy of males in a certain country was 72.4 years. In 1994, it was 75.8 years...?
Let E represent the life expectancy in year t and let t represent the number of years since 1990.
The linear function E(t) that fits the data is
E(t)=__t + ___. (round to the nearest tenth)

Use the function to predict the life expenctancy of males in 2008.
E(18)=___. (round to the nearest tenth)

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