5. In a 2011 National Institute on Alcohol Abuse and Alcoholism survey, 33% of American adults...

5. In a 2011 National Institute on Alcohol Abuse and Alcoholism survey, 33% of American adults said that they had never consumed alcohol. Suppose that this result is true for the 2011 population of American adults. In a recent random sample of 2300 adult Americans, 35% said that they had never consumed alcohol. Test the hypothesis that the current percentage of American adults who have never consumed alcohol is different from 33%. What is your conclusion if the significance level is 5%?

Solutions

Expert Solution

Let P: Population proportion of American adults who had never consumed the alcohol

Conclusion: There is sufficient evidence to conclude that the current percentage of American adults who never consumed alcohol is different than 0.33 at 5% level of significance.

I have given my best to solve your problem. Please like the answer if you are satisfied with it. ?

orchestra answered 1 year ago

Next > < Previous

Related Solutions

According to the National Institute on Alcohol Abuse and Alcoholism and the National Institute of Health,...

According to the National Institute on Alcohol Abuse and Alcoholism and the National Institute of Health, 41% of college students nation-wide engage in “binge drinking” behavior, that is having 5 or more drinks in one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college who binge drink is different than the national proportion. In a commissioned study of her college only, 348 students are randomly selected from a list of...

Alcohol abuse and dependence The National Institute on Alcoholism and Alcohol Abuse has a great deal...

Alcohol abuse and dependence The National Institute on Alcoholism and Alcohol Abuse has a great deal of information on this topic. Go to their website and present one article to your classmates; give the website, the citation, and a summary of what it says. No article should be repeated.

Alcohol abuse and dependence The National Institute on Alcoholism and Alcohol Abuse has a great deal...

According to the National Institute on Alcohol Abuse and Alcoholism (NIAAA), and the National Institutes of...

According to the National Institute on Alcohol Abuse and Alcoholism (NIAAA), and the National Institutes of Health (NIH), 41% of college students nationwide engage in “binge drinking” behavior, having 5 or more drinks in one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college that binge drink is actually different than the national proportion. In a commissioned study, 348 students are selected randomly from a list of all students enrolled...

77) According to the National Institute on Alcohol Abuse and Alcoholism (NIAAA) and the National Institutes...

77) According to the National Institute on Alcohol Abuse and Alcoholism (NIAAA) and the National Institutes of Health (NIH), 41% of college students nationwide engage in "binge-drinking" behavior: having five or more drinks on one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college who binge drink is actually lower than the national proportion. In a commissioned study, 347 students are selected randomly from a list of all students enrolled...

According to the National Institute on Alcohol Abuse and Alcoholism, 19% of college students aged 18...

According to the National Institute on Alcohol Abuse and Alcoholism, 19% of college students aged 18 to 24 abuse alcohol.1 Describe the population proportion of interest in words. What value are we assuming for this proportion? What is the sampling distribution for the sample proportion of college students aged 18 to 24 that abuse alcohol from a random sample of size 100 from this population? Make sure to explain why the appropriate conditions are met or not met as part...

According to the National lnstitute on Alcohol Abuse and Alcoholism, 41% of college students nationwide engage...

According to the National lnstitute on Alcohol Abuse and Alcoholism, 41% of college students nationwide engage in "binge drinking" behavior, having 5 or more drinks in one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college that binge drink is actually lower than the national proportion. ln a commissioned study, 348 students are selected randomly from a list of all students enrolled at the college. Of these, 132 admitted to...

A) According to the National Institute of Health, 34% of adults in the United States are...

A) According to the National Institute of Health, 34% of adults in the United States are overweight. Suppose we sample 20 adults. Let X denote the number of overweight people among them. What is the probability that more than 6 of the adults will be overweight? Round to four decimal places. B) According to the National Institute of Health, 34% of adults in the United States are overweight. Suppose we sample 20 adults. Let X denote the number of overweight...

1. In 2011, the Institute of Medicine (IOM), a non-profit group affiliated with the US National...

1. In 2011, the Institute of Medicine (IOM), a non-profit group affiliated with the US National Academy of Sciences, reviewed a study measuring bone quality and levels of vitamin-D in a random sample from bodies of 675 people who died in good health. 8.5% of the 82 bodies with low vitamin-D levels (below 50 nmol/L) had weak bones. Comparatively, 1% of the 593 bodies with regular vitamin-D levels had weak bones. Medical researchers are conducting a double-blind experiment treating high...

5. According to a Pew Research Center nationwide telephone survey of American adults conducted by phone...

5. According to a Pew Research Center nationwide telephone survey of American adults conducted by phone between March 15 and April 24, 2011, 75% of adults said that college education has become too expensive for most people and they cannot afford it (Time, May 30, 2011). Suppose that this result is true for the 2011 population of American adults. In a recent poll of 1600 American adults, 1160 said that college education has become too expensive for most people and...

Subjects