how do I find the margin of error at a 95% confidence level? If \( n = 21 \), \( \bar{x} = 43 \), and \( s = 8 \), find the margin of error at a 95% confidence level.Give your answer to two decimal places.[Input Box]

Answered: If n=21, (x-bar)-43, and s-8, find the…

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

Similar questions

An online poll of 810 adults found that 53% of the respondents think critical thinking should be taught in schools. What is the 95% confidence interval for this statistic if the margin of error is 3.8%? (enter percentages rounded to the tenths place) ( % to %)
What is the effect on the size of the confidence interval if a T score is used instead of a Z score? OIt has no effect on the interval. OIt causes the interval to be bigger. OIt causes the interval to be smaller.
If the confidence level is increased, the margin of error decreases. True or False
The university surveyed 500 students and found that 150 of the students surveyed watch more than 5 hours of Netflix monthly. Develop a 90 percent confidence interval to estimate the true proportion of students who watch more than 5 hours of television each week. What is the confidence interval?
A 90% confidence interval for a population mean is (10, 20). What is the margin of error of the interval?
Wildlife biologists inspect 200 deer taken by hunters and find 45 of them carrying Lyme disease ticks. What would be the margin of error for this study with a 90% confidence interval?
What is the t-value for a 90% confidence interval given that the sample size is 26? Write the exact answer.
a critic points out that this 95 % confidence interval is only accurate if the statistic follows a normal distrubution , or if the normal model is a good approximation. is this true for this data? explain
(b) A sample of 1200 network engineer job applications included 720 are from expatriates. Find the 90% confidence interval of the true proportion of expatriates who applied for the job.
What does a confidence interval for m indicate? When do we compute a confidence interval?
If the confidence interval would only contain positive values, what would be your interpretation of this 95% confidence interval regarding this diet program?
What is the value of for a 98% confidence interval at 14 degrees of freedom?

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS

If n=21, (x-bar)-43, and s-8, find the margin of error at a 95% confidence level Give your answer to two decimal places.