Posted by **ali awan** on Wednesday, May 8, 2013 at 3:42pm.

10.

Using the results of a Newsweek poll conducted in March of 2009, a 90% confidence interval on the proportion of adult Americans who have a favorable opinion of Barack Obama is given by (0.699, 0.741). If everything else is the same, but the confidence level increases, what happens to the width of the confidence interval?

A)

It decreases.

B)

It increases.

C)

It does not change.

- statistics -
**ELAINE**, Sunday, December 6, 2015 at 8:31pm
It increases

## Answer This Question

## Related Questions

- statistics - Using the results of a Newsweek poll conducted in March of 2009, a ...
- Statistics - In a poll of 1,000 adults, 57% believed that there was too much ...
- Statistics - Which of the following statements best describes the uncertainty ...
- statistics - According to a Gallup Poll conducted in March of 2009, 38% of ...
- Statistics - We have calculated a 95% confidence interval for a proportion and ...
- Statistics - A recent survey of students on the question “Do you think the ...
- Elementary Statistics - 1) Construct a confidence interval of the population ...
- stats - In a poll of 100 adults, 45% reported they believed in “faith healing...
- Statistics - In a survey of 633 males ages 18-64, 395 say they have gone to the...
- statistics - a private opinion poll is conducted for a politician to determine ...

More Related Questions