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:

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