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Practice problem

Two-Way Frequency Table

By Ben Ferrara
+2 contributors
Contributors
Age: 10−17Age: 18−25Age: 26−33Plays Video Games345649Doesn’t Play Video Games121310\begin{array}{|r|c|c|c|} \hline &\text{Age: }10-17&\text{Age: }18-25&\text{Age: }26-33\\ \hline \text{Plays Video Games}&34&56&49\\ \hline \text{Doesn't Play Video Games}&12&13&10\\ \hline \end{array}

The two-way frequency table above shows the results of a poll taken about who doesn't play video games and who does. How many people were polled above the age of 1717 and don't play video games?

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