The Weight of a Product Is Measured in Pounds

question 60

Multiple Choice

The weight of a product is measured in pounds.A sample of 50 units is taken from a recent production.The sample yielded = 75 lb,and we know that σ² = 100 lb.Calculate a 99 percent confidence interval for μ.

• A) [71.36,78.64]
• B) [74.25,75.75]
• C) [38.58,111.42]
• D) [71.71,78.29]

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Definitions:

Madagascar

An island country located in the Indian Ocean, known for its unique biodiversity, with many species that are found nowhere else on Earth.

Sub-Saharan Africa

The area of the African continent located south of the Sahara Desert, noted for its diverse cultures, languages, and ecosystems.

Malaysia

A country located in Southeast Asia that comprises peninsular Malaysia and parts of the island of Borneo, known for its beaches, rainforests, and a mix of Malay, Chinese, Indian, and European cultural influences.

Prosimians

The suborder of primates that includes lemurs, lorises, and tarsiers.