Question: NOTE: Two charts should be included in the answer. Create BOTH an X-chart and an R-Chart for the given the data shown for an 8-hour

NOTE: Two charts should be included in the answer.

Create BOTH an X-chart and an R-Chart for the given the data shown for an 8-hour period (8 samples of size 4).

Calculate control limits and all other necessary calculations.

Hour

Obs1

Obs2

Obs3

Obs4

1

1.14

0.94

1.25

1.46

2

0.76

1.15

1.41

0.98

3

3.00

1.00

1.05

0.78

4

1.23

1.13

1.13

1.13

5

1.16

1.10

1.59

1.37

6

1.52

0.88

1.31

1.38

7

1.10

1.34

1.12

1.35

8

0.90

1.13

1.19

1.21

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