Given N = 12, S² = 44 $\le$ $\sigma$ ² $\le$ 1752888
B)23

question 33

Multiple Choice

Given n = 12, s² = 44.90, and that the population is normally distributed, the 99% confidence interval for the population variance is ________.

• A)19.0391 \(\le\)\(\sigma\)² \(\le\) 175.2888
• B)23.0881\(\le\) \(\sigma\)² \(\le\) 122.3495
• C)25.6253 \(\le\) \(\sigma\)² \(\le\) 103.0993
• D)18.4588 \(\le\) \(\sigma\) ² \(\le\)189.7264
• E)14.2929 \(\le\) \(\sigma\) ² \(\le\) 139.2989

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Definitions:

Social Security

Social Security is a government program that provides financial assistance to people with an inadequate or no income, including the elderly, disabled, and survivors.

Medicare

A federal health insurance program primarily for individuals aged 65 and over, as well as for some younger people with disabilities.

Medicaid

A social health care program for families and individuals with low income and limited resources in the United States.

Marginal Tax Rate

The rate at which the last dollar of a person's income is taxed, demonstrating how much tax the individual will pay on an additional dollar of income.