The Sugar Producers Association Wants to Estimate the Mean Yearly

question 64

Multiple Choice

The Sugar Producers Association wants to estimate the mean yearly sugar consumption. A sample of 25 people reveals the mean yearly consumption to be 27 kg with a sample standard deviation of 9 kg. Assume a normal population. Develop a 99% confidence interval for the mean annual consumption of sugar.

• A) 23.06 to 30.94
• B) 23.285 to 30.715
• C) 21.97 to 32.03
• D) 23.30 to 30.70
• E) 23.92 to 30.08

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