The following computer output presents a 95% confidence interval. The assumed sigma = 12.452O %3D Variable N Mean SE Mean 95% CI 62 30.913 1.5814 (27.813, 34.013) Use the appropriate critical value along with the information in the computer output to construct a 90% confidence interval. (critical value for 90% CI = 1.64). What is the lower boundary for the %3D interval? Round to 2 decimal 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
icon
Related questions
Question

plZ urgently please

The following computer output presents a 95% confidence interval.
The assumed sigma = 12.4520O
Variable
Mean
SE Mean
95% CI
62
30.913
1.5814
(27.813, 34.013)
Use the appropriate critical value along with the information in the
computer output to construct a 90% confidence interval. (critical
value for 90% CI = 1.64). What is the lower boundary for the
%3D
interval? Round to 2 decimal places.
Transcribed Image Text:The following computer output presents a 95% confidence interval. The assumed sigma = 12.4520O Variable Mean SE Mean 95% CI 62 30.913 1.5814 (27.813, 34.013) Use the appropriate critical value along with the information in the computer output to construct a 90% confidence interval. (critical value for 90% CI = 1.64). What is the lower boundary for the %3D interval? Round to 2 decimal places.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
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