The effluent stream from a wastewater process is monitored to make sure that two process variables, the
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The effluent stream from a wastewater process is monitored to make sure that two process variables, the biological oxidation demand (BOD) and the solid content, meet specifications.
Sample no | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOD (mg/l) | 17.7 | 23.6 | 13.2 | 25.2 | 13.1 | 27.8 | 29.8 | 14.3 | 26.0 | 23.2 | 22.8 | 20.4 | 17.5 | 18.4 | 16.8 | 13.8 | 19.4 | 24.7 | 16.8 | 27.6 |
Solids (mg/l) | 1380 | 1458 | 1322 | 1448 | 1334 | 1485 | 1503 | 1341 | 1448 | 1426 | 1417 | 1384 | 1380 | 1396 | 1345 | 1349 | 1398 | 1426 | 1361 | 1476 |
Find the average BOD and solid content of the effluent.
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