Margin of error
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Bride's magazine reported that the mean cost of a wedding is $25,000. Assume that the population standard deviation is $8400. Bride's plans to use an annual survey to monitor the cost of a wedding. Use 99% confidence. What is the recommended sample size if the desired margin of error is $651?
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Solution Summary
The margin of error for the cost of wedding is determined. A complete, neat and step-by-step solution is provided.
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