Here are two models that describe winning times for the Olympic 400-meter run, y, in
Chapter 3, Problem 112(choose chapter or problem)
Here are two models that describe winning times for the Olympic 400-meter run, y, in seconds, x years after 1968: y=0.08883x+50.86. y=0.02433x+44.43 Men Women b The system indicates that winning times have been decreasing more rapidly for women than for men, so if these trends continue, there will be a year when winning times for men and women are the same.
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