SOLUTION: Andy estimated that he would need 79 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 68 feet. What was the percent error of Andy

Question 860974: Andy estimated that he would need 79 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 68 feet. What was the percent error of Andy's estimation?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Andy estimated that he would need 79 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 68 feet. What was the percent error of Andy's estimation?
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Quantity error: 79-68 = 11 ft
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Percent error:: 11/78 = 0.1410 = 14.1%
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Cheers,
Stan H.
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