Unformatted text preview: (b) True 5. (a) No. What is important is the population proportion of defectives; the sample proportion is only an approx-imation. The population proportion for the new process may in fact be greater or less than that of the old process. (b) No. The population proportion for the new process may be 0.10 or more, even though the sample proportion was only 0.09. (c) Finding 2 defective bottles in the sample. 7. A good knowledge of the process that generated the data....
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- Fall '11