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

question 27

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 $$\begin{array} { | c | c | c | c | c | c | } \hline \text { Career } & 50 - 55 & 56 - 60 & 61 - 65 & \text { Over 65 } & \text { Total } \\\hline \text { Attorney } & 12 & 44 & 73 & 43 & 172 \\\hline \begin{array} { c } \text { College } \\\text { Professor }\end{array} & 9 & 45 & 71 & 33 & 158 \\\hline \text { Secretary } & 21 & 45 & 63 & 49 & 178 \\\hline \text { Store Clerk } & 18 & 44 & 70 & 50 & 182 \\\hline \text { Total } & 60 & 178 & 277 & 175 & 690 \\\hline\end{array}$$ Suppose one of these people is selected at random.Compute the probability that the person selected was an attorney who retired between 61 and 65.

• A)0.401
• B)0.106
• C)0.264
• D)0.249
• E)0.424

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Definitions:

Electronic Commerce Transactions

Business dealings conducted over electronic systems such as the internet, including buying and selling goods or services and the transfer of money.

Contract Elements

Essential components required for a legally binding contract, including offer, acceptance, consideration, capacity, and legality.

Uniform Electronic Commerce Act

Legislation aimed at standardizing and facilitating electronic transactions across jurisdictions.

UECA

Stands for Uniform Electronic Commerce Act; a set of laws intended to facilitate electronic commerce by giving legal recognition to electronic records and signatures.