Question:

(a) ‘Quality has been identified as one of the performance objectives.' Give three reasons why quality is important for a service provider such as a Tourist resort.

(b) Differentiate between quality assurance and quality control.

(c) Discuss the various stages in the development and implementation of the quality planning and control activity.

(d) Wire mesh products Ltd manufactures wire fencing. The quality control officer wants to use control charts to monitor the quality of the product better. The number of defects for each of 20 samples are shown in the table below.

(i) Using the above data, calculate the Upper and lower control limits for a C-Control chart. ( Use any appropriate formula )

(ii) Draw a C-Control chart on graph paper.

(iii) Deduce whether the system is under control or not.