Samples of 200 bottles were inspected after an incubation period and either passed or failed on the
Question: Samples of 200 bottles were inspected after an incubation period and either passed or failed on the grounds of contamination. The numbers failing in 20 such batches were as follows:
| Batch No. | Number Failing | P |
| 1 | 24 | |
| 2 | 22 | |
| 3 | 18 | |
| 4 | 21 | |
| 5 | 20 | |
| 6 | 19 | |
| 7 | 18 | |
| 8 | 25 | |
| 9 | 24 | |
| 10 | 20 | |
| 11 | 36 | |
| 12 | 22 | |
| 13 | 23 | |
| 14 | 14 | |
| 15 | 18 | |
| 16 | 20 | |
| 17 | 18 | |
| 18 | 18 | |
| 19 | 28 | |
| 20 | 23 |
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Answer: The downloadable solution consists of 3 pages
Solution Format: Word Document
Solution Format: Word Document
