SOLUTION: A farmer wants to try a new experimental diet on his hogs. He wants to be 99% confident that the average weight gain will be within 2 pounds. If the standard deviation is 16.5 poun

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Question 285604: A farmer wants to try a new experimental diet on his hogs. He wants to be 99% confident that the average weight gain will be within 2 pounds. If the standard deviation is 16.5 pounds, how many hogs should receive the new experimental diet?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A farmer wants to try a new experimental diet on his hogs. He wants to be 99% confident that the average weight gain will be within 2 pounds. If the standard deviation is 16.5 pounds, how many hogs should receive the new experimental diet?
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n = [z*s/E]^2
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n = [2.5758*16.5/2]^2
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n = 451.59
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Round up to n = 452
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Cheers,
Stan H.