Annual salary plus bonus data for chief executive officers are presented in the Business-Week Annual Pay Survey. Apreliminary sample showed that the standard deviation is $675with data provided in thousands of dollars. How many chief executive officers should bein a sample if we want to estimate the population mean annual salary plus bonus with amargin 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?