Question

A survey of 2282 adults in a certain large country aged 18 and older conducted by...

A survey of 2282 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 416 have donated blood in the past two years.

Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. ​(Round to three decimal places as​ needed.)

​Construct and interpret a 90​% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. Select the correct choice below and fill in any answer boxes within your choice. ​(Type integers or decimals rounded to three decimal places as needed. Use ascending​ order.)

A. We are ___% confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between ___ and ___.

B. There is a nothing​ ___% chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between ___ and ___.

Homework Answers

Answer #1

A. We are 90%  confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between 0.169 and 0.195

( please try 0.169 and 0.196 if above comes wrong)

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A survey of 2315 adults in a certain large country aged 18 and older conducted by...
A survey of 2315 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 416 have donated blood in the past two years. Complete parts (a)and (b) below. Click here to view the standard normal distribution table (page 1). LOADING... Click here to view the standard normal distribution table (page 2). LOADING... (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have...
A survey of 2301 adults in a certain large country aged 18 and older conducted by...
A survey of 2301 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 406 have donated blood in the past two years. construct and interpret 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. There is a 90% chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years...
A survey of 2276 adults in a certain large country aged 18 and older conducted by...
A survey of 2276 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 409 have donated blood in the past two years. Complete parts​ (a) through​ (c) below. a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. Modifying Above p with caret equals __ ​(Round to three decimal places as​ needed.) ​(b) Verify...
A survey of 2322 adults in a certain large country aged 18 and older conducted by...
A survey of 2322 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 418 have donated blood in the past two years. Complete parts​ (a) through​ (c) below. a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. ​(b) Verify that the requirements for constructing a confidence interval about p are satisfied. ​(c) Construct...
a survey of 2280 adults in a certain large country aged 18 and older conducted by...
a survey of 2280 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 409 have donated blood in the past two years. construct and interpret a 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years.
a survey of 2290 adults in a certain large country aged 18 and older conducted by...
a survey of 2290 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 404 have donated blood in the past 2 years. complete parts a through c. a.) obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past 2 years. b.) verify that the requirements for constructing a confidence interveal about p are satisfied. the sample____ a...
A survey of 2325 adults in a certain large country aged 18 and older conducted by...
A survey of 2325 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 423 have donated blood in the past two years. construct and interpret a 90% confidence interval for the population of adults in the country that have donated blood in the past 2 years. p=0.182
A Gallup survey of 2322 adults (at least 18 years old) in the U.S. found that...
A Gallup survey of 2322 adults (at least 18 years old) in the U.S. found that 408 of them have donated blood in the past two years. Construct a 90% confidence interval for the population proportion of adults in the U.S. who have donated blood in the past two years. Round your answer to three decimal places.
A Gallup survey of 2322 adults (at least 18 years old) in the U.S. found that...
A Gallup survey of 2322 adults (at least 18 years old) in the U.S. found that 408 of them have donated blood in the past two years. Construct a 90% confidence interval for the population proportion of adults in the U.S. who have donated blood in the past two years. Round your answer to three decimal places. a. (0.163, 0.189) b. (0.160, 0.191) c. (0.156, 0.196) d. (0.154, 0.198)
A reputable polling organization in a certain country surveyed 106,600 ​adults, and 18​% of those polled...
A reputable polling organization in a certain country surveyed 106,600 ​adults, and 18​% of those polled reported that they smoked. Complete parts a and b below. ​a) Calculate the margin of error for the proportion of all adults who smoke with 90​% confidence. ME=________ ​(Round to four decimal places as​ needed.)