The table shows the number of wins and the number of strike-outs (SO) for 40 baseball pitchers in the major leagues in 2011. (Source: 2011 MLB PITCHING STATS, www.baseball-reference.com/leagues/MLB/2011-pitching-leaders.shtml, accessed via StatCrunch. Owner: IrishBlazeFighter)

a. Make a scatterplot of the data, and state the sign of the slope from the scatterplot. Use strike-outs to predict wins.

b. Use linear regression to find the equation of the best-fit line. Insert the line on the scatterplot using technology or by hand.

c. Interpret the slope.

d. Interpret the intercept and comment on it.

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