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Using maps of quality control in the analysis of drinking water for the Institute of Technical / Essaouira | ||
| Al Kut Journal of Economics Administrative Sciences | ||
| Article 1, Volume 0, Issue 13, 2018, Pages 266-283 | ||
| Author | ||
| Gaber Kalel Hasone | ||
| Abstract | ||
| ABSTRACT The quality of water for drinking has a great importance in the health of the individuals . so many countries in the world has paid this side a special care in order to provide appropriate quantity of water free of chemicals , physical , microbiology and others. The statistical tools which used in this research are quality control charts as shown below: 1.X-bar chart. 2.R-bar chart. 3.S-bar chart. 4.Rolled standard deviation chart . The study included two sides the theoretical side which was reviewing the above charts. While the practical side has included analysis of the recorded data from the lab complex water reading in the technical institute /SUWAIRA, which belong to PH,NTU,TDS and Cl2. The results of research can be summari3ed as follows : 1- The percentage of PH contained in amount of water produced is out of the range according to R-bar chart and Rolled standard deviation chart . 2- The percentages of NTU,TDS are out of the range according to X-bar chart and S- bar chart. 3- The percentage of Cl2 are within the allowed limits by the four charts. | ||
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