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.

The working equation is shown in the image. The z for a 95% confidence level is 1.96. The bar x is 13.1 million, sigma is 4.1 million and n is 8. Substituting,





I hope I got the right answer. Have a good day :)

A5 miles because when you look at the chart count how many times it goes into it i don’t even know wha,t i’m saying anymore mpbut long stor6 short it’s 5 miles