A sample of 36 observations produces a mean of 27 and a standard deviation of 3. 5. develop a 95 onfidence interval for the population mean. ?
A. [25. 8158, 28. 1842]
B. [25. 8170, 28. 1830]
C. [26. 0142, 27. 9858]
D. [26. 9930, 27. 0070



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