Mathematics, 02.10.2019 11:00 hindjssnsk

Arecent survey of 8 social networking sites has a mean of 13.1 million visitors for a specific month. the standard deviation of the sample was 4.1 million. find the 95% confidence interval of the true mean.

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Arecent survey of 8 social networking sites has a mean of 13.1 million visitors for a specific month...

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