A Cereal Manufacturer Is Concerned That the Boxes of Cereal $\alpha$

question 9

Multiple Choice

A cereal manufacturer is concerned that the boxes of cereal not be under filled or overfilled.Each box of cereal is supposed to contain 13 ounces of cereal.A random sample of 31 boxes is tested.The average weight is 12.58 ounces and the standard deviation is 0.25 ounces.Calculate a confidence interval to test the hypotheses at $\alpha$ = .10

• A)[12.46 12.70]
• B)[12.48 12.68]
• C)[12.49 12.67]
• D)[12.51 12.65]
• E)[12.52 12.64]

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Definitions:

Context And Purpose

The circumstances or setting that surrounds an event, statement, or idea, and its reason for occurring or being created.

Written Communication

The exchange of messages, information, or ideas through written words or symbols.

Poor Messenger

An individual who lacks credibility or effectiveness in conveying a message or information.

Face-To-Face Conversation

Direct, personal communication between two or more people, physically present in the same location.