Statistics

A ezto.mheducation.com Saved Help Save & Exit A university surveyed recent graduates of the English department for their starting salaries. Four hundred graduates returned the survey. The average salary was $25,000. The population standard deviation is $2,500. A 95% confidence interval is constructed. What does the confidence interval mean? Multiple Choice O The population mean is in the interval. O The population mean is not in the interval. O The likelihood that any confidence interval based on a sample of 400 graduates will contain the population mean is 0.95. There is a 5% chance that the computed interval does not contain the population mean.