Solve the Problem Find the Slope of the Line of Best Fit for Time

question 216

Essay

Solve the problem.
-The following data represents the Olympic winning time in Women's 100 m Freestyle. $$\begin{array} { l | l l l l l l l } \text { year } & 1972 & 1976 & 1980 & 1984 & 1988 & 1992 & 1996 \\\hline \text { time } & 58.59 & 55.65 & 54.79 & 55.92 & 54.93 & 54.65 & 54.50\end{array}$$ Find the slope of the line of best fit for the data set and interpret it.

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Arbitrator Carroll Daugherty

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