Question 10 Not yet answered Marked out of 1.00 P Flag question If the population standard deviation is 3, n=15, x=10, a

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Question 10 Not Yet Answered Marked Out Of 1 00 P Flag Question If The Population Standard Deviation Is 3 N 15 X 10 A 1 (26.27 KiB) Viewed 67 times

Question 10 Not yet answered Marked out of 1.00 P Flag question If the population standard deviation is 3, n=15, x=10, a 95% confidence interval for the population mean will be Select one: O a. [8.481, 11.518] O b. (5.015, 14.984) O c. [4.004, 15.9951 O d. (8.038, 11.961) Question 11 Not yet answered Marked out of 1.00 Flag question A doctor is trying to estimate a confidence interval for the mean level of an enzyme, if n=30, x=25, ? 4. with level of significance a = 0.05, the confidence interval is equal to Select one: a. [24.06, 25,94) O b. [24.28, 25.72] O c. [23.11, 26.88] O d. [23.56, 26.43]