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Use the Gauss-Jordan method to solve the system of equations.
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Age at Retirement
The specific age at which an individual ceases full-time work and formally enters retirement, varying by personal choice, company policy, or statutory requirements.
Joint Frequency Distribution
A statistical method that shows the frequency of two variables occurring simultaneously within a dataset, often visualized in a table format.
Longest Run
The longest sequence of consecutive occurrences of a given outcome in a series of trials or observations.
Fair 6-Sided Die
A die that has six faces with equal probability of landing on any face when thrown.
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