AIR MATH

Math Question

Unit 10-2: Probability Models
Now read carefully through pages \( 850-852 \). After you've done that, answer the following questions.
Two-way Frequency Tables
Example: The table below shows data about students at a high school. What is the probability that a randomly chosen student is female and involved in extracurricular activities?
\begin{tabular}{|c|c|c|c|}
\hline & Involved in Activities & Not involved in Activities & Totals \\
\hline Male & 210 & 137 & 347 \\
\hline Female & 294 & 61 & 355 \\
\hline Totals & 504 & 198 & 702 \\
\hline
\end{tabular}
\[
\begin{aligned}
\text { relative frequency } &=\frac{\text { females involved }}{\text { total number of students }} \\
&=\frac{294}{702} \approx 0.419 \approx 41.9 \%
\end{aligned}
\]
1. The table above shows data about students at a high school. What is the probability that a randomly chosen student is male and not involved in extracurricular activities?

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