Use Counting Rules to Determine the Probability

question 45

Multiple Choice

Use counting rules to determine the probability.
-A committee of 11 members is voting on a proposal. Each member casts a yea or nay vote. On a random voting basis, what is the probability that the proposal wins by a vote of 8 to 3?

• A)0.16113
• B)0.08057
• C)0.03833
• D)0.04028

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Definitions:

Supply Curve

A graphical representation of the relationship between the price of a good or service and the quantity supplied.

Demand

The level of demand for goods or services that customers are prepared and can afford across a range of prices within a certain period.

Price Change

A fluctuation in the cost of a good or service in the market.

Decrease in Quantity

A reduction in the amount or number of a particular good or service.