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

question 46

Multiple Choice

The following contingency table provides a joint frequency distribution for a group of retired people by career and age at retirement.
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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