Find the Marginal Frequencies for the Given Contingency Table
-The

question 10

Multiple Choice

Find the marginal frequencies for the given contingency table
-The table below describes the smoking habits of a group of asthma sufferers. $$\begin{array} { l | c c c } & \text { Nonsmoker } & \text { Light smoker } & \text { Heavy smoker } \\\hline \text { Men } & 393 & 90 & 77 \\\text { Women } & 355 & 80 & 76\end{array}$$

• A) \[\begin{array} { r | c c c r }
• & \text { Non- } & \text { Light } & { \text { Heavy } } \\
• & \text { smoker } & \text { smoker } & \text { smoker } & \text { Total } \\
• \hline \text { Men } & 393 & 90 & 77 & 560 \\
• \text { Women } & 355 & 80 & 76 & 511 \\
• \text { Total } & 748 & 170 & 153 & 1071
• \end{array}\]
• B) \[\begin{array} { r | c c c r }
• &\text { Non- } & \text { Light } & \text { Heavy } \\
• &\text { smoker }& \text { smoker } & \text { smoker } & \text { Total } \\
• \hline \text { Men } & 393 & 90 & 77 & 560 \\
• \text { Women } & 355 & 80 & 76 & 511 \\
• \text { Total } & 748 & 170 & 118 & 1071
• \end{array}\]
• C) \[\begin{array} { r | c c c r }
• & \text { Non- } & \text { Light } & { \text { Heavy } } \\
• & \text { smoker } & \text { smoker } & \text { smoker } & \text { Total } \\
• \hline \text { Men } & 393 & 90 & 77 & 560 \\
• \text { Women } & 355 & 80 & 76 & 583 \\
• \text { Total } & 748 & 170 & 153 & 1071
• \end{array}\]
• D) \[\begin{array} { r | c c c r }
• & \text { Non- } & \text { Light } & { \text { Heavy } } \\
• & \text { smoker } & \text { smoker } & \text { smoker } & \text { Total } \\
• \hline \text { Men } & 393 & 90 & 77 & 415 \\
• \text { Women } & 355 & 80 & 76 & 511 \\
• \text { Total } & 748 & 182 & 153 & 1071
• \end{array}\]

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