he manager of The Cheesecake Factory in Boston reports that in a sample of eight randomly selected weekdays, the average number of customers served was 131.7 with a sample standard deviation of 43.2. She believes that the number of customers served on weekdays follows a normal distribution. (a) Give the margin of error for the 99% confidence interval for the average number of customers served on weekdays. (Round to one decimal place.)  (b) Construct the 99% confidence interval for the average number of customers served on weekdays. (Round to one decimal place.) Confidence Interval:  to

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
  1. The manager of The Cheesecake Factory in Boston reports that in a sample of eight randomly selected weekdays, the average number of customers served was 131.7 with a sample standard deviation of 43.2. She believes that the number of customers served on weekdays follows a normal distribution.

    (a) Give the margin of error for the 99% confidence interval for the average number of customers served on weekdays. (Round to one decimal place.) 

    (b) Construct the 99% confidence interval for the average number of customers served on weekdays. (Round to one decimal place.)

    Confidence Interval:  to 

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

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