According to a Survey Conducted by an Environmental Organization,the Probability

question 19

Multiple Choice

According to a survey conducted by an environmental organization,the probability that an eligible voter cares about environmental issues is 0.61,the probability that an eligible voter voted in the last election is 0.44 and the probability that an eligible voter both voted in the last election and cares about environmental issues is 0.30.Are caring about environmental issues and voting in the last election disjoint events?

• A)Yes,the probability that a voter cares about environmental issues is the same as the probability that a voter cares about environmental issues given that they voted in the last election.
• B)No,30% both care about environmental issues and voted in the last election.
• C)No,the probability that a voter voted in the last election is 0.44,but the probability that a voter voted in the last election given that they care about environmental issues is 0.49.
• D)Yes,the probability that a voter cares about environmental issues and voted in the last election is zero.
• E)Yes,because P(C or V)= P(C)+ P(V).

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Definitions:

D-Arabinose

A monosaccharide sugar, which is an aldopentose because it contains five carbon atoms and includes an aldehyde group.

Configurations

The particular arrangement or geometric orientation of atoms or groups within a molecule, which cannot be changed without breaking covalent bonds.

Monosaccharides

Simple sugars that cannot be hydrolyzed to smaller carbohydrates, examples include glucose and fructose.

Water Soluble

Describes substances that can dissolve in water.