Question: Part B) What is the upper & lower control limit? Construct a x-bar chart for the length in centimeters of a part from the following

Part B) What is the upper & lower control limit?

Construct a x-bar chart for the length in centimeters of a part from the following table. What is the value of central line in the control chart? Sample #Observation 1 10.486 2 10.499 3 10.496 14 0.495 15 0.472 16 0.473 0.495 18 0.525 19 0.497 10 0.495 O 0.475 O 0.509 O 0.498 0.522 Observation 2 10.499 0.506 0.5 0.506 0.502 0.495 0.512 0.501 0.501 0.505 Observation 3 0.493 0.516 0.515 0.483 0.526 10.507 0.49 10.498 10.517 Observation 4 10.511 0.494 0.488 0.487 0.469 10.493 0.471 0.474 10.506 0.511 10.516

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