STATISTICAL QUALITY CONTROL: AN INDISPENSIBLE TOOL FOR MORNITORING QUAILITY OF PRODUCTS

Author:Nwankwo Steve C. and Amadi Ebere P. | 2017-11-01

Abstract

This study applied statistical quality control technique to construct tolerance limits which should be adhered to, to ensure uniformity of standard in the production process of a company. The study investigated Udeagbala Holdings Aba, which is into soap production. A sample containing five lots each was observed and recorded for 10 days. X-Chart and R- Chart (control charts) were constructed using the collected data. It was discovered that the production process of the company was within the control limits constructed in both charts indicating that the company’s production process was intact. The company was advised not to adjust it’s production process but to maintain standards.


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