Perform a Test for Independence
-A Sports Statistician Is Interested $\chi ^ { 2 }$

question 33

Multiple Choice

Perform a Test for Independence
-A sports statistician is interested in determining if there is a relationship between the number of home team and visiting team losses and different sports. A random sample of 526 games is selected and the results are given below. Calculate the chi-square test statistic $\chi ^ { 2 }$ to test the claim that the number of home team and visiting team losses is independent of the sport. Use $\alpha = 0.01$ .
$\begin{array}{l|cccc} & \text { Football } & \text { Basketball } & \text { Soccer } & \text { Baseball } \\\hline \text { Home team losses } & 39 & 156 & 25 & 83 \\\text { Visiting team losses } & 31 & 98 & 19 & 75\end{array}$

• A) \(3.290\)
• B) \(2.919\)
• C) \(5.391\)
• D) \(4.192\)

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Refers to the acceleration of a biochemical reaction by a protein enzyme.

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The act of doing something over and over again.

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The specific pH value at which an enzyme or any other soluble substance exhibits maximum activity.

Digestive Enzymes

Proteins that catalyze the breakdown of food into nutrients that can be absorbed by the body.