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Irina predicted that she would sell 75 books, but she actually sold 95 books. Which expression would find the percent error?
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Irina predicted that she would sell 75 books, but she actually sold 95 books. Which expression would find the percent error?

User Hansjoerg Wingeier
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1 Answer

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Percent error = |actual error - expected error/ expected error| * 100%
(|75-95|)/95 = 0.21
0.21 * 100% = 21% error
User Daniel Pratt
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