.We are interested in seeing if 4-ounce chocolate bars are being accurately created to contain 4-ounces. Random samples of ze 6 were taken and weighed. Five hours of observation provided the following data: Sample Меan Range

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3. We are interested in seeing if 4-ounce chocolate bars are being accurately created to contain 4-ounces. Random samples of
size 6 were taken and weighed. Five hours of observation provided the following data:
Sample
Меan
Range
1
3.91
0.10
I.
4.07
0.16
3.85
0.17
4
4.02
0.19
3.83
0.22
2.
3.
Transcribed Image Text:3. We are interested in seeing if 4-ounce chocolate bars are being accurately created to contain 4-ounces. Random samples of size 6 were taken and weighed. Five hours of observation provided the following data: Sample Меan Range 1 3.91 0.10 I. 4.07 0.16 3.85 0.17 4 4.02 0.19 3.83 0.22 2. 3.
d. Find the UCL for the x-chart.
e. Find the LCL for the x-chart.
f. Is this process in control? Why/why not?
Transcribed Image Text:d. Find the UCL for the x-chart. e. Find the LCL for the x-chart. f. Is this process in control? Why/why not?
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