Using the sample size formula, determine the sample size (n) required given thefollowing information for each of the following cases. Our desired confidence level is95%, value of p is 80%, and our desired margin of sample error is 10%. The sample sizerequired is [________] respondents.

According to the given information, we haveThe confidence level is The population proportion is The…

Answered: Using the sample size formula,…

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

In a survey of 2477 adults in a recent year, 1454 say they have made a New Year's resolution. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals. The 90% confidence interval for the population proportion p is ,. (Round to three decimal places as needed.)
Use the Student's tt-distribution to find the tt-value for each of the given scenarios. Round tt-values to four decimal places. Find the value of tt such that the area in the right tail of the tt-distribution is 0.0005, if the sample size is 130. t= Find the value of tt such that the area in the left tail of the tt-distribution is 0.01, if the sample size is 123. t= Find the value of tt such that the area in the right tail of the tt-distribution is 0.005, if the sample size is 136. t= Find the two values of tt such that 80% of the area under the tt-distribution is centered around the mean, if the sample size is 96. Enter the solutions using a comma-separated list. t=
in a town in nj we take a random sample of 100 residents. It turns out that 25% of the adult residents have degrees higher than high school diploma. Find a 90% confidence interval.
Sample Size: Calculate the sample size. Karen from Big Chip cookie company discovered that on average her cookies have 12.9 chocolate chips with a standard deviation of 3.4 chocolate chips. If she wants to reduce the error for a 99% confidence interval to 1 chocolate chip, how many cookies should she sample?
May I know the correct option?
An educator wants to construct a 99% confidence interval for the proportion of elementary school children in Michigan who are proficient in reading. Estimate the sample size needed to conduct this survey and assume that there there is no information available to be used from a previous study. Use a margin of error of 3%. What is the sample size: _________
If n = 10, ¯xx¯ = 38, and s = 7, construct a confidence interval at a 99% confidence level. Assume the data came from a normally distributed population. Give your answers to three decimal places. ___q____
create a 90% confidence interval for the following data: x = 25 n = 100
In a sample of 100 college students, 25 of them own a car. Calculate the 95% confidence interval for the true population of college students who own a car. Choose the closest one. A. (0.165132, 0.334868) B. (0.231725, 0.452302) C. (0.25, 0.75) D. (0.1, 0.9)
If the confidence interval is (0.32, 0.48) and the sample size is 100. What is x?

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

Using the sample size formula, determine the sample size (n) required given the following information for each of the following cases. Our desired confidence level is 95%, value of p is 80%, and our desired margin of sample error is 10%. The sample size required is [________] respondents.