If a and B Are Independent Events, Which of the Following

question 30

Multiple Choice

If A and B are independent events, which of the following is correct?

• A) P(A ∪ B) = 0
• B) P(A ∩ B) = 0
• C) P(A|B) = P(A)
• D) P(A ∪ B) = P(A) + P(B)

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Definitions:

Skilled Worker

An employee who possesses specialized knowledge or abilities, typically acquired through training or experience.

Labour Cost

The total expense incurred for hiring employees, including wages, benefits, and taxes.

Labour Efficiency Variance

A cost management tool used to measure the difference between the actual labor hours used and the standard labor hours expected to produce a certain level of output.

Direct Labour Standard

A benchmark for the amount of work (measured in labor hours or costs) expected to produce a certain quantity of goods.