Summary Statistics Are Given for Independent Simple Random Samples from Two

question 92

Multiple Choice

Summary statistics are given for independent simple random samples from two populations. Use the pooled t-intervalprocedure to obtain the specified confidence interval.
- $\overline { \mathrm { x } } _ { 1 } = 72.9 , \mathrm {~s} _ { 1 } = 10.4 , \mathrm { n } _ { 1 } = 16 , \overline { \mathrm { x } } _ { 2 } = 68.0 , \mathrm {~s} _ { 2 } = 8.3 , \mathrm { n } _ { 2 } = 12$
Determine a $90 \%$ confidence interval.

• A)\(0.10\) to \(9.70\)
• B) \(0.88\) to \(8.92\)
• C) \(- 1.99\) to \(11.79\)
• D) \(- 1.33\) to \(11.13\)

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Definitions:

Gabriel's Rebellion

An unsuccessful slave revolt led by Gabriel Prosser in Virginia in 1800, aiming to gain freedom for African-American slaves.

Antislavery Statements

Public declarations or expressions opposing slavery, advocating for its abolition and the emancipation of enslaved people.

Adaptation

Adaptation refers to the process by which organisms adjust to changes in their environment, or the modifications made by humans to ideas, objects, or practices in response to new conditions.

Kentucky

A state located in the central-eastern United States, known for its horse racing, bourbon distilleries, coal mining, and bluegrass music.