Homework Help is Here – Start Your Trial Now!
Math
Statistics
3.  Find the confidence interval. a) In a Gallup poll of 1000 adults, 649 of them said that they consumed alcohol. Construct a 99% confidence interval estimate of the proportion of adults who consume alcoholic beverages.

3.  Find the confidence interval. a) In a Gallup poll of 1000 adults, 649 of them said that they consumed alcohol. Construct a 99% confidence interval estimate of the proportion of adults who consume alcoholic beverages.

MATLAB: An Introduction with Applications
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
icon
Related questions
Question

3.  Find the confidence interval.

a) In a Gallup poll of 1000 adults, 649 of them said that they consumed alcohol. Construct a 99% confidence interval estimate of the proportion of adults who consume alcoholic beverages.

b) A sample of the white blood cell counts of 30 women have a mean of 7.15 and a standard deviation of 2.28. Construct a 99% confidence interval estimate of the mean white blood cell count for the population of women.  Show two decimal places in your answer.

Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
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 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…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
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
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