A researcher is interested in whether people who enjoy fine wine can actually tell thedifference between a highly rated expensive wine and a good inexpensive wine. Sheselects several bottles of a highly rated cabernet sauvignon (a red wine) costing over$100 per bottle and several bottles of a good cabernet sauvignon costing $12.Subjects will taste a glass of wine without knowing whether it is the expensive orinexpensive wine. This is the treatment. They will then be asked to estimate howmuch the wine cost. This is the response variable.Outline a completely randomized design to compare the cost estimates for the twotreatments. Twenty subjects are available.Group 1Treatment 110 subjectsexpensive wineComparePrice estimateRandomassignmentTreatment 2 AGrouo 210 subjectsinexpensive wineGroup 110 subjects -expensive wineRandomassignmentCompare priceestimatesGroup 210 subjects -inexpensive wineTreatment 1Group 120 subjectsexpensive wineComparePrice estimateRandomassignmentGroup 220 subjectsTreatment 2inexpensive wine

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Answered: A researcher is interested in whether…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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I need the right answer to a and b ASAP, please.
Camden read about a study in which 200 vegetarians were asked to sample a fruit bar. The study reported that 170 of the 200 vegetarians surveyed disliked the bar. The study had a margin of error of 4%. Which statement can be concluded from this report? A. It is likely that between 81% and 89% of vegetarians will dislike the fruit bar. B. It is likely that between 81% and 89% of people will dislike the fruit bar. C. Approximately 85% of people who like fruit will dislike the fruit bar. D. Approximately 85% of people surveyed do not like fruit.
A city official would like to know if there is public support for increasing funding for arts programs. To collect data, the city official stands outside a concert hall after a show and surveys every 25th person to exit and asks their opinion about raising funds for the arts. Which of the following describes the population in this scenario? all residents of the city the members of the city council all city residents who support the arts the people surveyed by the city official
A drug company claims that an allergy medication causes headaches in 5% of those who take it. A medical researcher believes that more than 5% of those who take the drug actually get headaches. Identify the population(s). more than 5% of those who take the drug actually get headaches. the proportion of those who take the drug who get a headache. 5% of those who take the drug actually get headaches. all individuals who take the medication. What is the variable being examined for individuals in the population(s)? more than 5% of those who take the drug actually get headaches. the proportion of those who take the drug who get a headache. whether or not a person who takes the drug gets a headache. 5% of those who take the drug actually get headaches. Is it categorical or quantitative? Quantitative Categorical Identify the parameter(s). the mean of those who take the drug who get a headache. the proportion of those who take the drug who get a headache. all individuals who…
You may need to use the appropriate technology to answer this question. A poll tracks the favorite sport of Americans who follow at least one sport. Results of the poll show that professional football is the favorite sport of 33% of Americans who follow at least one sport, followed by baseball at 15%, men's college football at 10%, auto racing at 6%, men's professional basketball at 5%, and ice hockey at 5%, with other sport at 26%. Consider a survey in which 344 college undergraduates who follow at least one sport were asked to identify their favorite sport produced the following results: Professional Football 113 Baseball 37 Men's College Football 48 Auto Racing 12 Men's Professional Basketball 8 Ice Hockey 19 Other Sports Find the p-value. (Round your answer to four decimal places.) p-value = 107 Do college undergraduate students differ from the general public with regard to their favorite sports? Use a = 0.05. State the null and alternative hypotheses. O Ho: Undergraduate students…
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Research study comparing alcohol use for college students in the United States and Canada reports that more Canadian students drink but American students drink more. Is this study an example of an experiment? Answer yes or no and why or why not. Write two answers for this question. If one answer is wrong, the entire answer is wrong?
Research study comparing alcohol use for college students in the United States and Canada reports that more Canadian students drink but American students drink more. Is this study an example of an experiment? Answer yes or no and why or why not. Write two answers for this question. If one answer is wrong, the entire answer is wrong. PreviousNext
For which reason is it a problem when journalists only report on one study? a. It can lead people to think journalists are scientists. b. It can cause people to interrogate a study’s validities. c. It can lead people to value one study over decades of previous research. d. It can make journalists look bad.
Most people love chocolate for its great taste. But does it also make you smarter? A scatterplot like this one recently appeared in the New England Journal of Medicine. The explanatory variable is the chocolate consumption per person for a sample of countries. The response variable is the number of Nobel Prizes per 10 million residents of that country. 35- r = 0.791 • Switzerland 30- Denmark 25- Austria: • Norway 20- • United Kingdom 15- The Netherlands, United States • Ireland • Germany 10- . France • Finland Belgium. Canada. • Australia Portugal Japan Greese • Spain Poland Italy 0- China Brazil 10 15 Chocolate consumption (kg/yr per person) Interpret the correlation of r = 0.791. Nobel laureates (per 10 million people)
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