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Jul 07, 2012 · At the 0.01 level of significance, can company officials conclude that the series of television advertisements are less successful than the typical ad? a) Solution: Critical value is - z(0.01) = -2.326. Answer: -2.326. b) Solution: The lowest level of significance at which the null hypothesis can be rejected is the p-value. Ho: p ≥ 0.22. Ha ... ................
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