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Anna estimated that 12 people would attend her birthday party, but 15 people actually attended. What is the percent error for her estimate?
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Anna estimated that 12 people would attend her birthday party, but 15 people actually attended. What is the percent error for her estimate?

User Steph M
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Answer:


percent \: error \: for \: her \: estimate \: = (15 - 12)/(12) * 100\% \\ = (3)/(12) * 100\% \\ = (100)/(4) \% \\ = 25\%

User ManxJason
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