Ask a New Question

What proportion of adults use

2. Assume that the population proportion of adults having a college degree is 0.35. A random sample of 200 adults is to be
1. 2 answers
2. asked by Natasha
3. 1,093 views
Historically, the proportion of adults over the age of 24 who smoke has been estimated to be .30. You want to take a sample to
1. 0 answers
2. asked by Tammy
3. 523 views
Thirty-six percent of the adults in a town are believed to own a dog. Of 50 adults who were asked if they own a dog, 22 said
1. 1 answer
2. asked by Ryleigh
3. 487 views
In a poll of 1,004 adults, 93% indicated that restaurants and bars should refuse service to patrons who have had too much to
1. 1 answer
2. asked by Ben
3. 886 views
A Today/CNN/Gallup Poll of 1015 adults found that 13% approved of the job Congress was doing in 1995. Find the 95% confidence
1. 1 answer
2. asked by CJ
3. 728 views
A nationwide study indicated that 27% of adults said that chocolate was their favorite ice cream flavor. A simple random sample
1. 1 answer
2. asked by Megan
3. 787 views
A pollster wants to construct an 98% confidence interval for the proportion of adults who believe that economic conditions are
1. 5 answers
2. 55 views
A pollster wants to construct an 80% confidence interval for the proportion of adults who believe that economic conditions are
1. 3 answers
2. 227 views
Suppose the weekly use of gasoline for motor travel by adults in North America is approximately normally distributed, with a
1. 0 answers
2. asked by Eliza
3. 1,267 views
Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our
1. 0 answers
2. asked by jaz
3. 586 views