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Mathematics, 09.12.2019 21:31 knela

The article "effects of bottle closure type onconsumer perception of wine quality" (amer. j. ofenology and viticulture, 2007: 182–191) reported thatin a sample of 106 wine consumers, 22 (20.8%) thoughtthat screw tops were an acceptable substitute for naturalcorks. suppose a particular winery decided to use screwtops for one of its wines unless there was strong evidenceto suggest that fewer than 25% of wine consumers foundthis acceptable. a. using a significance level of .10, what would yourecommend to the winery? b. for the hypotheses tested in (a), describe in contextwhat the type i and ii errors would be, and say whichtype of error might have been committed.

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