The personnel department of Franklin National Life Insurance compiled the data below regarding the income and education of its employees.
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Income $50,000 or Below
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Income Above $50,000
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Non-college Graduate
|
1960
|
840
|
College Graduate
|
440
|
760
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Let A be the event that a randomly chosen employee has a college degree and B the event that the chosen employee's income is more than $50,000.
(a) Find each of the following probabilities: (Round your answers to four decimal places.)
P(A)
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= [ ]
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P(A∩B)
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= [ ]
|
P(B | A)
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= [ ]
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P(B | Ac)
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= [ ]
|
(b) Are the events A and B independent events?