Construct a 98% Confidence Interval For $\mathrm { p } _ { 1 } - \mathrm { p } _2$

question 4

Multiple Choice

Construct a 98% confidence interval for $\mathrm { p } _ { 1 } - \mathrm { p } _2$ Assume the samples are random and independent. Sample statistics: $\mathrm { n } _ { 1 } = 1000 , \mathrm { x } _ { 1 } = 250 , \text { and } \mathrm { n } _ { 2 } = 1200 , \mathrm { x } _ { 2 } = 195$

• A)(0.047, 0.128)
• B)(-0.621, 0.781)
• C)(0.581, 1.819)
• D)(1.516, 3.021)

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Definitions:

Assassinated

refers to the act of deliberately killing someone, especially a prominent or public figure, for political or ideological reasons.

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The ability to recall images, sounds, or objects in memory with high precision for a few minutes without using mnemonics; often referred to as photographic memory.

Analogy

An examination of the similarities or differences between two items, usually to explain or make something clearer.

Photograph

An image created by light falling on a photosensitive surface, usually photographic film or an electronic sensor, capturing a visual moment.