Calculate the lower confidence limit (LCL) and upper confidence limit (UCL) of the mean for each of the following. a. x= 275, n= 276, o = 20, and a = 0.05 b. x = 95, n = 134, o2 = 225, and a = 0.01 Click the icon to view the standard normal table of the cumulative distribution function. a. LCL = (Round to two decimal places as needed.)

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Calculate the lower confidence limit (LCL) and upper confidence limit (UCL) of the mean for each of the following.
a. x= 275, n = 276, o = 20, and a = 0.05
b. x = 95, n = 134, o2 = 225, and a = 0.01
Click the icon to view the standard normal table of the cumulative distribution function.
a. LCL =
(Round to two decimal places as needed.)
Transcribed Image Text:Calculate the lower confidence limit (LCL) and upper confidence limit (UCL) of the mean for each of the following. a. x= 275, n = 276, o = 20, and a = 0.05 b. x = 95, n = 134, o2 = 225, and a = 0.01 Click the icon to view the standard normal table of the cumulative distribution function. a. LCL = (Round to two decimal places as needed.)
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