52. Annual salary plus bonus data for chief executive officers are presented in the BusinessWeekAnnual Pay Survey.

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52. Annual salary plus bonus data for chief executive officers are presented in the BusinessWeekAnnual Pay Survey. A preliminary sample showed that the standard deviation is $675 with data provided in thousands of dollars. How many chief executive officers should be in a sample if we want to estimate the population mean annual salary plus bonus with a margin of error of $100,000? (Note: The desired margin of error would be E 100 if the data are in thousands of dollars.) Use 95% confidence.

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