By 2007,about __________ Percent of the Labor Force Consisted of White-Collar

question 70

Multiple Choice

By 2007,about __________ percent of the labor force consisted of white-collar workers.

• A)20
• B)30
• C)40
• D)60
• E)90

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Definitions:

P(A)

The probability of an event A occurring in a given statistical experiment or context.

P(B)

P(B) denotes the probability of an event B occurring in the context of probability theory and statistics.

Mutually Exclusive

Describes two events that cannot occur at the same time. The occurrence of one event means the other cannot occur.

Independent Events

Two or more events where the occurrence of one event does not affect the probability of the other events occurring.