Answered: Out of 300 people sampled, 258 had…

Out of 300 people sampled, 258 had kids. Based on this, construct a 99% confidence interval for the true population proportion of people with kids. Give your answers as decimals, to three places

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: In a recent poll, 370 people were asked if they liked dogs, and 69% said they did. Find the Margin…

Q: A survey of 700 non-fatal accidents showed that 167 involved uninsured drivers. Construct a 99%…

A: Given data,n=700x=167Point estimate isp=xn=167700=0.2386Construct a 99% confidence interval?

Q: Construct a confidence interval of the population proportion at the given level of confidence.…

A: Givenx=540n=1200confidence interval = 96%

Q: A national polling organization surveyed 1000 Americans and found that 350 admitted to being guilty…

A: Given: x=350 n=1000 p^=xn=3501000=0.35

Q: Out of 400 people sampled, 232 had kids. Based on this, construct a 95% confidence interval for the…

Q: 95% confidence interval for the true percent of workers in this city who have full health insurance…

A: The question is about confidence interval.Given :Randomly selected no. of workers ( n ) = 1700No. of…

Q: Out of 400 people sampled, 240 had kids. Based on this, construct a 95% confidence interval for the…

Q: Out of 300 people sampled, 138 had kids. Based on this, construct a 90% confidence interval for the…

A: Given data, n=300 x=138 p=x/n=138/300 =0.46 z-value at 90% confidence is Zc=1.645

Q: The confidence interval for a population porportion is (0.34, 0.5). What the the sample proportion…

A: Given The confidence interval for a population proportion (0.34,0.5) estimate the sample…

Q: Out of 200 people sampled, 72 had kids. Based on this, construct a 90% confidence interval for the…

A: Givensample size(n)=200x=72sample proportion(p^)=xn=72200=0.36Confidence level=90%

Q: Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use…

Q: A research found that 70% of 1500 randomly selected U.S. adults believe in global warming. Find the…

A: Solution: From the given information, p-hat=0.70 and n=1500.

Q: n a recent poll, 510 people were asked if they liked dogs, and 45% said they did. Find the Margin of…

A: Given Data Sample Size, n = 510 p̂= 0.45 Significance level, α =1-0.99…

Q: construct a 95% confidence interval for the true population proportion of people with kids.

Q: Out of 100 people sampled, 35 had kids. Based on this, construct a 95% confidence interval for the…

Q: A poll of 2929 U.S. adults found that 85% regularly used Facebook as a news source. Find the…

Q: A poll of 2977 U.S. adults found that 28% regularly used Facebook as a news source. Find the margin…

A: Solution: Given information: n = 2977 Sample size p^= 0.28 Sample proportion.

Q: In a recent poll, 300 people were asked if they liked dogs, and 71% said they did. Find the Margin…

Q: In a survey of 400 UAE residents, 72 said they trust cryptocurrencies. Find the Lower Confidence…

Q: in a recent poll, 130 people were asked if they liked dogs, and 46% said they did. Find the Margin…

A: Introduction: The 100 (1 – α) % confidence interval for the population proportion, p is: Here, n is…

Q: Translate the statement into a confidence interval. Approximate the level of confidence. In a survey…

A: The sample size is 1072, 67% say they are willing to get a second or part-time job to pay for their…

Q: A survey showed that 20.2% of the children that participated in the survey like flavor O If the…

Q: If n = 380 and X = 304, construct a 95% confidence interval for the population proportion, p. Give…

A: Given: n = 380 x = 304

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1229 males surveyed,…

A: From the provided information,

Q: Rosetta wants to estimate the percentage of people who rent their home. She surveys 250 individuals…

Q: Out of 600 people sampled, 240 have shopped online. Based on this, construct a 90% confidence…

A: Find z-critical value:…

Q: Out of 500 people sampled, 95 had kids. Based on this, construct a 90% confidence interval for the…

Q: Find a Confidence interval for the true Population Proportions if n = 30, x = 75, and the…

A: From the given information, X=75 and n=30.

Q: In a recent poll, 150 people were asked if they like dogs, and 40% said they did. Find the margin of…

Q: n= 1655 (nubers of tries), x=176 (number of success tries), 98% confidence. Find the confidence…

A: We have given that Sample size=n=1655 Favorable=X=176 98% confidence

Q: In a recent poll, 390 people were asked if they liked dogs, and 33% said they did. Find the Margin…

A: Given p^=Sample proportion=0.33 n=sample size=390 Confidence interval = 99%

Q: If n=550 and X = 440, construct a 90% confidence interval. Give your answers to three decimals <p<

Q: In a recent poll, 190 people were asked if they liked dogs, and 81% said they did. Find the Margin…

Q: and X = 96, construct a 90% confidence interval for the population proportion, p. Give your answers…

A: Given X=96 N=120

Q: Out of 400 people sampled, 76 had kids. Based on this, construct a 90% confidence interval for the…

A: Find z-critical value:…

Q: In a recent poll, 150 people were asked if they liked olives, and 23% said they did. Find the margin…

A: Given: n=150 p=0.23 α=0.1

Q: Manual Transmission Automobiles In a recent year, 6% of cars sold had a manual transmission. A…

A: 0.161<P<0.306

Question

Out of 300 people sampled, 258 had kids. Based on this, construct a 99% confidence interval for the true
population proportion of people with kids.
Give your answers as decimals, to three places
Зерк

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Given:

VIEW

Step 2: Calculation for confidence interval:

VIEW

Solution

VIEW

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Follow-up Questions

Read through expert solutions to related follow-up questions below.

Follow-up Question

the hand wrriting is bad

Solution

by Bartleby Expert

SEE SOLUTION

Follow-up Question

the hand wrriting is bad

Solution

by Bartleby Expert

SEE SOLUTION

Similar questions

A poll of 2368 U.S. adults found that 40% regularly used Facebook as a news source. Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 90% level of confidence. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: % to % Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 95% level of confidence. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: % to % Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 99% level of confidence. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: % to % The more error we allow, the less precise our estimate. Therefore, as the confidence level increases, the precision of our…
In a recent poll, 230 people were asked if they liked dogs, and 72% said they did. Find the Margin of Error for this poll, at the 90% confidence level. Give your answer to four decimal places if possible.
Out of 200 people sampled, 50 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
In a recent poll, 540 people were asked if they liked dogs, and 54% said they did. Find the margin of error of this poll, at the 99% confidence level. Give your answer to three decimals. (Dont Hand writing in solution) .
Out of 300 people sampled, 282 had kids. Based on this, construct a 95% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
Out of 400 people sampled, 336 had kids. Based on this, construct a 95% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
Out of 200 people sampled, 96 had kids. Based on this, construct a 99% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
In a sample of 580 adults, 348 had children. Construct a 95% confidence interval for the true population proportion of adults with children. Give your answers as decimals, to three places
A poll of 2338 U.S. adults found that 71% regularly used Facebook as a news source. Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 90% level of confidence. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: % to % Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 95% level of confidence. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: % to %
Construct a 96% confidence interval if x=75 and n=200. Round your answers to 3 decimal places.
If n = 550 and X = 440, construct a 90% confidence interval for the population proportion, p. Give your answers to three decimals < p <
The owner of the Gas station wishes to determine the proportion of customers who use credit card. he surveys 100 customers and finds that 70 paid at the pump. Estimate the 99% .confidence interval for the population proportion