Recently, 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 with a standard deviation of $2,500.What is the 95% confidence interval for the mean salary of all graduates from the English Department?
[$24,600, $25,600]© BrainMass Inc. brainmass.com June 3, 2020, 6:56 pm ad1c9bdddf
The correct answer is "[$24,755, $25,245] "
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