The File Danish Coffee Contains a Random Sample of 144

question 135

Multiple Choice

The file Danish Coffee contains a random sample of 144 Danish coffee drinkers and measures the annual coffee consumption in kilograms for each sampled coffee drinker. A marketing research firm wants to use this information to develop an advertising campaign to increase Danish coffee consumption. Develop and interpret a 90% confidence interval estimate for the mean annual coffee consumption of Danish coffee drinkers.

• A) (6.4257, 6.6479)
• B) (6.1768, 6.8968)
• C) (6.3881, 6.6855)
• D) (6.3366, 6.7370)

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Definitions:

Believing

involves accepting something as true or having confidence in the truth, existence, or reliability of something without direct proof.

Risks

The potential for loss or harm when undertaking an action.

Inconsistency

The quality of being irregular or not staying the same throughout, often leading to unpredictability.

Discipline

a field of study or branch of knowledge but also refers to training people to obey rules or a code of behavior, using punishment to correct disobedience.