Question: Given there are five (05) sample taken. The sample means (X-bar) are: 15.36,14.61,16.36,20.28, and 15.77 respectively. Also, the corresponding ranges are; 10.79.8.37,4.81, 8.17, and 3.31

Given there are five (05) sample taken. The
Given there are five (05) sample taken. The sample means (X-bar) are: 15.36,14.61,16.36,20.28, and 15.77 respectively. Also, the corresponding ranges are; 10.79.8.37,4.81, 8.17, and 3.31 respectively. If the upper controllimit for X-bar chart is 21.65, what should be the most appropriate the sample size? O a 2 Ob, None is correct OC. 4 O d. 5 O e. 3

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