Suppose That for Selected Years from 1970 to 2006, the Following

question 109

Multiple Choice

Suppose that for selected years from 1970 to 2006, the following table shows the percent of total U.S. workers who are female. ​ ​
Assume these data can be modeled with the function where p(t) is the percent of the U.S. workforce that is female and t is the number of years past 1970. Find the function that models the instantaneous rate of change of the percent of U.S. workers who are female.
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Definitions:

Scoria Cones

Volcanic cones made up of small, loose rock fragments ejected from a vent.

Lava Flow

Molten rock expelled by a volcano during an eruption that moves over the ground’s surface, eventually cooling and solidifying.

Intermediate

A term often used to describe a middle or median condition, quality, or degree, such as in the context of volcanic rocks that have silica content between felsic and mafic compositions.

Vesicular Basalt

A basalt that contains vesicles.