390 Voters Are Classified by Income and Political Party A) 0749
B) 0

question 131

Multiple Choice

390 voters are classified by income and political party. The results are shown in the table. If a person isselected at random from the sample, find the probability that the person has medium income or votesDemocrat. $$\begin{array} { l c c c } \hline & \text { Democrat } & \text { Republican } & \text { Total } \\\hline \text { Low Income } & 107 & 75 & 182 \\\text { Medium Income } & 92 & 67 & 159 \\\text { High Income } & 19 & 19 & 38 \\\text { Super High Income } & 7 & 4 & 11 \\\text { Total } & 225 & 165 & 390 \\\hline\end{array}$$

• A) 0.749
• B) 0.409
• C) 0.579
• D) 0.985

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Definitions:

Quantity Supplied

The total amount of a product or service that sellers are willing and able to sell at a given price, over a specified period of time.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a given price over a specified period.

Efficiency Wage

A wage rate set above the market equilibrium to increase productivity and efficiency among workers by attracting and retaining higher-quality employees.

Above-Equilibrium Wage

A situation where wages for a job exceed the market equilibrium, often due to minimum wage laws, unions, or other factors, potentially causing a surplus of applicants.