Catherine Chao, Director of Marketing Research, Needs a Sample of Ottawa

question 89

Multiple Choice

Catherine Chao, Director of Marketing Research, needs a sample of Ottawa households to participate in the testing of a new toothpaste package.If 40% of the households in Ottawa prefer the new package, the probability that Catherine's random sample of 300 households will have a sample proportion between 0.35 and 0.45 is ___.

• A)0.9232
• B)0.0768
• C)0.4616
• D)0.0384
• E)0.8976

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Definitions:

Island Arc

A curved chain of volcanic islands located at a tectonic plate boundary, typically formed above a subducting plate.

Volcanic Origin

Pertaining to the formation of geological features or materials from volcanic processes.

Island Chains

A series of islands closely spaced in a linear or arc formation, often formed by volcanic activity.

Volcanic Origin

Refers to landscapes, geological features, or materials that have formed as a result of volcanic activity, including eruptions, lava flows, and ash deposits.