Women in Politics The table lists the percentage P of women in state legislatures during year x.
x | 1993 | 1997 | 2001 | 2005 | 2007 |
P | 20.5 | 21.6 | 22.4 | 22.7 | 23.5 |
Source: National Women’s Political Caucus.
(a) Find a linear function P that models the data.
(b) Estimate this percentage in 2003 and compare the estimate to the actual value of 22.4%. Did your estimate involve interpolation or extrapolation?
(c) Use P to predict the year when this percentage could reach 25%.
Writing about Mathematics
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