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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 5

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The number of beverage cans produced each hour from a vending machine is normally distributed with a standard deviation of 8.6.For a random sample of 12 hours,the average number of beverage cans produced was 326.0.Assume a 99% confidence interval for the population mean number of beverage cans produced per hour.
-Calculate the margin of error of the 99% confidence interval.


A) 1.85
B) 3.60
C) 6.41
D) 10.56

Correct Answer:

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