Question: HELP WITH C A process that is considered to be in control measures an ingredient in ounces. Below are the last 10 samples (each of

HELP WITH C

A process that is considered to be in control measures an ingredient in ounces. Below are the last 10 samples (each of size n = 5) taken. The population process standard deviation is

1.64.

Samples

1

2

3

4

5

6

7

8

9

10

10

14

14

9

12

11

9

14

7

9

9

12

8

9

9

11

12

10

8

13

9

13

10

12

9

7

9

7

12

10

10

14

10

11

10

13

8

11

11

9

12

11

9

11

10

8

8

9

9

13

Part 2

a) Standard deviation of the sampling means =

. 735.735

ounces (round your response to three decimal places).

Part 3

b) With z =

3,

the control limits for the mean chart are:

UCLx

=

12.49912.499

ounces (round your response to three decimal places).

Part 4

LCLx

=

8.1788.178

ounces (round your response to three decimal places).

Part 5

c) The control limits for the R-chart are:

UCLR

=

Sample

Size, n

Mean Factor,

A2

Upper Range,

D4

Lower Range,

D3

2

1.880

3.268

0

3

1.023

2.574

0

4

0.729

2.282

0

5

0.577

2.115

0

6

0.483

2.004

0

7

0.419

1.924

0.076

8

0.373

1.864

0.136

9

0.337

1.816

0.184

10

0.308

1.777

0.223

12

0.266

1.716

0.284

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