Exhibit 10

question 98

Multiple Choice

Exhibit 10.12.A veterinarian wants to know if pit bulls or golden retrievers have a higher incidence of tooth decay at the age of three.The vet surveys 120 three-year old pit bulls and finds 30 of them have tooth decay.The vet then surveys 160 three-year old golden retrievers and finds 32 of them have tooth decay.Number the population of pit bulls and golden retrievers by 1 and 2,respectively. Refer to Exhibit 10.12.Calculate a 90% confidence interval for the difference in the population proportion of pit bulls and golden retrievers that have tooth decay.Which of the following is correct?

• A)[-0.0492,0.1492]
• B)[-0.0332,0.1332]
• C)[0.0199.0.0801]
• D)[0.0428,0.0572]

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Definitions:

Liberal Democracy

A form of government characterized by free and fair elections, the rule of law, and the protection of individual rights and freedoms.

Formal Democracy

Involves regular, competitive elections.

Socialist Democracy

Socialist democracy is a political system that combines democracy with socialist principles, aiming for equal distribution of wealth and resources among its citizens through democratic means.

Stable Democratic Society

A state of social equilibrium where a democratic form of government operates effectively, ensuring civil liberties and the rule of law.