Social Networking Sites A recent survey of 6 social networking sites has a mean of 18.28 million visitors for a specific month. The standard deviation was 4.7 million. Find the 95% confidence interval...

Social Networking Sites A recent survey of 6 social networking sites has a mean of  18.28 million visitors for a specific month. The standard deviation was 4.7 million. Find the 95% confidence interval of the true mean. Assume the variable is normally distributed. Round your answers to at least two decimal places.