A Sample of 125 Tobacco Smokers Who Recently Completed a New

question 115

Multiple Choice

A sample of 125 tobacco smokers who recently completed a new smoking-cessation program were asked to rate the effectiveness of the program on a scale of 1 to 10, with
10 corresponding to "completely effective" and 1 corresponding to "completely
Ineffective". The average rating was 4.1 and the standard deviation was 4.0.
Construct a 95% confidence interval for the mean score.

• A) \(3.8 < \mu < 4.4\)
• B) \(0 < \mu < 4.1\)
• C) \(3.4 < \mu < 4.8\)
• D) \(3.7 < \mu < 4.5\)

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Definitions:

Income Equality

The equal distribution of income among all members of society, aiming to reduce economic disparities.

Economic Efficiency

A situation in which every resource is optimally allocated to serve each individual or entity in the best way while minimizing waste and inefficiency.

Social Insurance Programs

Programs that replace the earnings lost when people retire or are temporarily unemployed, that are financed by payroll taxes, and that are viewed as earned rights (rather than charity).

Means Tests

Evaluations used to determine an individual's eligibility for certain financial or social assistance based on their income or assets.