# For women age 16 and older, the table gives the percent of this group that participates in

## Question:

(a) With x as the number of years past 1940, find a quartic function that models the data. Report the model with three significant digit coefficients.

(b) For the years from 1950 to 2050, determine all critical points of the reported model.

(c) Find the absolute maximum and absolute minimum of the reported model. Interpret the coordinates of each point.

(d) Find the absolute maximum and absolute minimum of the data set.

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## Mathematical Applications for the Management Life and Social Sciences

**ISBN:** 978-1305108042

11th edition

**Authors:** Ronald J. Harshbarger, James J. Reynolds