Find the Marginal Frequencies for the Given Contingency Table
-The

question 23

Multiple Choice

Find the marginal frequencies for the given contingency table
-The following contingency table was based on a random sample of drivers and classifies drivers by age group and number of accidents in the past three years. $$\begin{array} { c | c c c } \text { Number of }& {\quad\quad\quad \text { Age } } \\\text { accidents } & < 25 & 25 - 45 & > 45 \\\hline 0& 96 & 145 & 287 \\1& 20 & 67 & 62 \\> 1 & 20 & 8 & 26\end{array}$$

• A) \(\begin{array}{c|cccc}
• \text { Number of }& \text { Age }\\
• \text { accidents } & <25 & 25-45 & >45 & \text { Total } \\
• \hline 0 & 96 & 145 & 287 & 528 \\
• 1 & 64 & 67 & 62 & 193 \\
• >1 & 20 & 8 & 26 & 54 \\
• \text { Total } & 180 & 220 & 375 & 775
• \end{array}\)
• B) \(\begin{array}{c|cccc}
• \text { Number of } &\text { Age }\\
• \text { accidents } & <25 & 25-45 & >45 & \text { Total } \\
• \hline 0 & 96 & 145 & 287 & 528 \\
• 1 & 64 & 67 & 62 & 193 \\
• >1 & 20 & 8 & 26 & 54 \\
• \text { Total } & 180 & 220 & 385 & 785
• \end{array}\)
• C) \(\begin{array}{c|cccc}
• \text { Number of } & \text { Age }\\
• \text { accidents } & <25 & 25-45 & >45 & \text { Total } \\
• \hline 0 & 96 & 145 & 287 & 528 \\
• 1 & 64 & 67 & 62 & 225 \\
• >1 & 20 & 8 & 26 & 54 \\
• \text { Total } & 180 & 220 & 375 & 775
• \end{array}\)
• D) \(\begin{array}{c|cccc}
• \text { Number of }& \text { Age }\\
• \text { accidents } & <25 & 25-45 & >45 & \text { Total } \\
• \hline 0 & 96 & 145 & 287 & 500 \\
• 1 & 64 & 67 & 62 & 193 \\
• >1 & 20 & 8 & 26 & 54 \\
• \text { Total } & 180 & 215 & 375 & 770
• \end{array}\)

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Definitions:

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Periods of significant economic decline characterized by reduced levels of activity across the economy, often including increased unemployment and decreased spending.

Unionization

The process by which workers come together to form a union in order to collectively bargain for better wages, working conditions, and other employment terms.

Frame Alignment

A process in social movement theory that involves the alignment of individual and social movement organizations' interpretive frames, making participation in the movement more appealing to potential adherents.

Congruent

In agreement or harmony; often used in mathematics to refer to figures that are identical in shape and size.