A food expert claims that there is no difference between the taste of two leading soft drinks. In a taste test involving 200 persons, however, 55% of the subjects say they like soft drink A better than B. If the food expert is correct, we would expect that 50% of the persons would have preferred soft drink A. Under the assumption that the food expert is correct, what would be the probability of a “taste-off” in which 110 or more of the subjects preferred soft drink A?
Answer to relevant QuestionsIn Exercise 7.64, the maker of soft drink A claims its product to be “superior” to soft drink B. Given the results obtained in Exercise 7.64, do they appear to have a solid basis for their claim? In exercise A food ...For itemized tax returns in the $60,000–$75,000 income group for the most recent year reported, the average charitable contribution was $1935. Assume a normal distribution and a standard deviation of $400. a. For a ...The mileage death rate for motorcycle riders has been estimated to be about 39 deaths per 100 million miles of motorcycle travel. A national motorcycling association has 1200 members who travel a total of 2 million miles ...Discount Micros, a computer mail-order company, has received 2000 desktop computers from a major manufacturer. Unknown to the mail-order company, 250 of the computers have a hard disk that was improperly installed at the ...For the manufacturing plant discussed in Exercise 8.10, the union president and the human resources director jointly select a simple random sample of 36 employees to engage in a discussion with regard to the company’s work ...
Post your question