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Wine tasters
Two wine tasters rate each wine they taste on a scale of 1 to 5. From data on their ratings of a large number of wines, we obtain the following probabilities for both tasters' ratings of a randomly chosen wine:
(a) Why is this a legitimate assignment of probabilities to outcomes?
(b) What is the probability that the tasters agree when rating a wine?
(c) What is the probability that Taster 1 rates a wine higher than 3? What is the probability that Taster 2 rates a wine higher than 3?
Find the expected value when you pick 4 and when you pick 5, betting $1 each time. Based on your results from parts a and b, are you better off picking 4 numbers or picking 5? Explain your reasoning.
Determining the bias the instructor will provide you with the "correct" lengths for each string. Plot the correct values on the plots of the data made previously. What do you see?
The Minneapolis Star Tribune newspaper has decided to write an article about gasoline prices in the Twin Cities area (Minneapolis and St. Paul).
What alternative would be chosen according to expected utility?
in each of the following situations the sampling frame does not match the population resulting in undercoverage. give
Write matlab Code for regression. one paragraph discussion of the project comprising method used and conclusions: regression results
Suppose that a random sample of 14 cars shows an average speed of 24.0 mph, with a sample standard deviation of 2.2 mph. Assume that the speeds of cars are normally distributed. Using the T-table, what is the p-value?
An industry publication reports that the average movie costs $35 million to make, but a watchdog group concerned with rising ticket prices says that the average cost is $46.8 million. What statistic do you think each group is using? Explain.
a polling organization interviewed by phone 400 randomly selected fans about their opinion on random drug testing of
a fire detection device utilizes three temperature-sensitive cells acting independently in such a manner that any one
Aquatic deposit feeders are organisms that feed on organic material in the bottoms of lakes and oceans. Display 9.21 shows the typical dry weight in mg, the typical ingestion rate (weight of food intake per day for one animal) in mg/day, and the p..
in a poll of 600 voters in a campaign to eliminate non-returnable beverage containers 210 of the voters were opposed.
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