It is more informative and potentially less misleading if you conclude a test by reporting and interpreting the P-value rather than by merely indicating whether or not you reject H0 at the 0.05 significance level. One reason is that a reader can then tell whether the result is significant at any significance level. Give another reason.
Answer to relevant QuestionsExplain the difference between statistical significance and practical significance. Make up an example to illustrate your reasoning. One interpretation for the P-value is that it is the smallest value for the significance level α for which we can reject H0. Illustrate using the P-value of 0.057 from the previous exercise. Examples 1, 3, and 5 referred to a study about astrology. Another part of the study used the following experiment: Professional astrologers prepared horoscopes for 83 adults. Each adult was shown three horoscopes, one of ...A fast-food chain wants to compare two ways of promoting a new burger (a turkey burger). One way uses a coupon available in the store. The other way uses a poster display outside the store. Before the promotion, their ...Wine-pouring vending machines, previously available in Europe and international airports, have become popular in the last few years in the United States. They are even approved to dispense wine in some Wal-Mart stores. The ...
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