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Consumers who are not regular yogurt eaters are polled and asked to rate on a 1 to 9 scale the likelihood that they would buy a certain yogurt product at least once a month; 1 means very unlikely, 9 means very likely. The product is hypothetical and described by three factors: cost ("C"-low, medium, and high), sensory quality ("S"-low, medium, and high), and nutritional value ("N"-low and high). The plan was to poll three consumers for each product type, but it became clear early in the experiment that people were unlikely to buy a high-cost, low-nutrition, low-quality product, so only one consumer was polled for that combination. Each consumer received one of the eighteen product descriptions chosen at random. The data follow:
Analyze these data for the effects of cost, quality, and nutrition on likelihood of purchase.
Can the college conclude that the students in the new program are significantly different from the rest of the freshman class? Use a two-tailed test with .05.
a statewide real estate agency specializes in selling farm property in the state of nebraska. their records indicate
a survey found that womens heights are normally distributed with a mean 63.4 in and a standard deviation 2.5 in. a
more genetics. in problem 33 we learned that for some diseases such as sickle cell anemia an individual will get the
(a) What is the probability that a black male smoker develops lung cancer? (b) What is the probability that at least one of four Japanese-American women who smoke develops cancer? Do you need any assumptions for this calculation? (c) If the..
data from six students relating number of hours of preperation x and test score y yield a linear correlation
in a poll of 600 randomly selected subjects 240 answered yes when asked if they planned to vote in a state election.
Do the independent variables correlate statistically significantly and practically with the dependent variable?
Primary healthcare workers believe that anaphylactic shock reaction to immunization injections occurs with children in one case in two thousand.
a certain type of iq score has a mean of 106 and a standard deviation of 10. what would the mean of the sampling
suppose an x distribution has mean icircfrac14 4. consider two corresponding x distributions the first based on
Is the hot-air balloon significantly shorter than light rail? How can you tell? What do you tell university officials?
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