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A simple random sample of size n is drawn. The sample​ mean, x overbar​, is found...

A simple random sample of size n is drawn. The sample​ mean, x overbar​, is found to be 18.9​, and the sample standard​ deviation, s, is found to be 4.8. LOADING... Click the icon to view the table of areas under the​ t-distribution. ​(a) Construct a 95​% confidence interval about mu if the sample​ size, n, is 34. Lower​ bound: nothing​; Upper​ bound: nothing ​(Use ascending order. Round to two decimal places as​ needed.)

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