Find the Conditional Probability

question 111

Multiple Choice

Find the conditional probability.
-The following contingency table provides a joint frequency distribution for the popular votes cast in the 1984 presidential election by region and political party. Data are in thousands, rounded to the Nearest thousand. A person who voted in the 1984 presidential election is selected at random. Compute the Probability that the person selected voted Democrat given that they were in the Northeast.

• A)0.098
• B)0.406
• C)0.241
• D)0.442

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Definitions:

Luxury Tax

A tax imposed on expensive goods and services considered to be non-essential or luxurious.

Yachts

Luxurious, privately owned boats that are used for leisure or sports.

Relatively Inelastic

Describes a situation where the demand for a good or service only slightly changes in response to price changes.

Relatively Elastic

A description of a situation where the demand for a good or service significantly changes in response to a change in price.