The Following Contingency Table Provides a Joint Frequency Distribution for a Group

question 33

Multiple Choice

The following contingency table provides a joint frequency distribution for a group of retired people by career and age at retirement. Age at Retirement $$\begin{array} { | c | c | c | c | c | c | } \hline \text { Career } & 50 - 55 & 56 - 60 & 61 - 65 & \text { Over 65 } & \text { Total } \\\hline \text { Attorney } & 11 & 46 & 97 & 39 & 193 \\\hline \begin{array} { c } \text { College } \\\text { Professor }\end{array} & 9 & 37 & 90 & 48 & 184 \\\hline \text { Secretary } & 21 & 45 & 63 & 49 & 178 \\\hline \text { Store Clerk } & 18 & 44 & 70 & 50 & 182 \\\hline \text { Total } & 59 & 172 & 320 & 186 & 737 \\\hline\end{array}$$ Find the probability that the person was a secretary or retired before the age of 61.

• A)0.465
• B)0.286
• C)0.090
• D)0.555
• E)0.414

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Definitions:

Seductive Details Effect

A phenomenon where interesting but irrelevant information distracts from learning or understanding the main content.

Learning Retention

The ability to maintain and recall information over time after the learning process has taken place.

Seductive Details

Interesting but irrelevant information that can distract from the key elements of a message or lesson.

Problem Solving

The process of identifying a problem, analyzing potential solutions, and implementing an effective strategy to address it.