Question

Using Minitab, solve the following problem. A process that produces parts for auto-mobile turbocharger wheels is...

  1. Using Minitab, solve the following problem.

A process that produces parts for auto-mobile turbocharger wheels is to be controlled though the use of a fraction nonconforming chart. Initially, one sample of size 100 is taken each day for 20 days, and the results shown in table are observed

Day

Nonconforming units

Day

Nonconforming units

1

3

11

2

2

2

12

4

3

4

13

1

4

2

14

3

5

5

15

6

6

2

16

0

7

1

17

1

8

2

18

2

9

0

19

3

10

5

20

2

Construct a nonconforming control chart

0 0
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Answer #1

Answer:

In Minitab follow the followin steps:

we get the following output

Since the chart shows that no one of the subgroup proportions are outside of the control limits. we can clearly see that the points inside the limits display a random pattern. since P chart does not provide any evidence for lack of control. Thus, the process is in control.

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