In Baseball, Is There a Linear Correlation Between Batting Average $$\begin{array} { c | c c c c c } \hline x & 0.251 & 0.259 & 0.29 & 0.265 & 0.269 \\\hline y & 1.3 & 3.7 & 5.8 & 3.9 & 3.7 \\\hline\end{array}$$

question 17

Multiple Choice

In baseball, is there a linear correlation between batting average and home run percentage? Let x represent the batting average of a professional baseball player. Let y represent the home run percentage (number of home runs per 100 times at bat) . Suppose a random sample of baseball players gave the following information. $$\begin{array} { c | c c c c c } \hline x & 0.251 & 0.259 & 0.29 & 0.265 & 0.269 \\\hline y & 1.3 & 3.7 & 5.8 & 3.9 & 3.7 \\\hline\end{array}$$ Compute r.

• A)0.001
• B)0.923
• C)-0.923
• D)-0.001
• E)none of these choices

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