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Mathematics, 11.04.2020 01:36 yay47

The article "Effects of Bottle Closure Type on Consumer Perception of Wine Quality"† reported that in a sample of 106 wine consumers, 22 thought that screw tops were an acceptable substitute for natural corks. Suppose a particular winery decided to use screw tops for one of its wines unless there was strong evidence to suggest that fewer than 26% of wine consumers found this acceptable.

a. Using a significance level of .10, what would you recommend to the winery?
b. For the hypotheses tested in (a), describe in context what the type I and II errors would be, and say which type of error might have been committed.

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