Theory+ Problem on p chart, np chart, C chart, Control charts for attributes, Quality control

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Solve Problems on Control charts for attributes by using
1. Control chart for fraction defective
( p chart)
2. Control chart for number of detectives (np chart)
3. Control chart for number of defects
( C chart )

Each week a sample of 100 residents is questioned on their feelings towards the project. The results to date are shown in the table. Analyse this data using an appropriate control chart with 5% risk of type 1 error. Is the community sentiment stable?

[ Dayalbagh Edu. Institute Agra MBA May 2010 ]

Each week a sample of 100 residents is questioned on their feelings towards the project. The results to date are shown in the table. Analyse this data using an appropriate control chart with 5% risk of type 1 error. Is the community sentiment stable?

[ Dayalbagh Edu. Institute Agra MBA May 2010 ]

Twenty samples each of size 10 were inspected . The number of detectives detected in each of them is given in table.
Construct the number defective chart and establish a quality standard for the future.

[ Dayalbagh Edu. Institute Agra Dec. 2006 ]

The number of mistakes made by an account clerks is given in table.
Establish a suitable control chart.

The number of defects inspected in rational subgroup of size 5 and for a sample of size 10 are in table.
Set up appropriate control chart and give your comments.
[ Calicut M com 1983]

Please refer my following Playlists , Links are given:
1. Theory of Machines or Kinematics of Machines play list

2. Fluid mechanics and Hydraulic machines playlist

3. Refrigeration and air conditioning playlist

4. Renewable Energy engineering or Non-convensional energy sources play list

5. Dynamics of Machinery play list

6. Engineering graphics or Engineering drawing play list

7. Engineering Mechanics Playlist

8. Power plant engineering play list

9. Engineering Thermodynamics play list

10. Heat and mass transfer play list

11. Operation research play list

12. Strength of material playlist

13. Control Engineering/ Control systems engineering playlist
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