The accompanying data set gives the additional sleep in hours obtained by a sample of 10 patients using a certain sleep aid. Preliminary data analyses indicate that the t-interval procedure can reasonably be applied. Complete parts (a) and (b) below. Click here to view the additional sleep hours. Click here to view page 1 of the t-table. Click here to view page 2 of the t-table. a. Obtain and interpret a 90% confidence interval for the additional sleep that would be obtained on average for all people using the sleep aid. (Note: x=2.42 hr and s=2.124 hr.) The 90% confidence interval is from hour(s) to hour(s). (Round to two decimal places as needed.) Additional Sleep Hours 1.9 0.7 1.3 0.0 -0.2 4.5 5.7 1.7 4.9 3.7 3 0 - X

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
The accompanying data set gives the additional sleep in hours obtained by a sample of 10 patients using a certain
sleep aid. Preliminary data analyses indicate that the t-interval procedure can reasonably be applied. Complete
parts (a) and (b) below.
Click here to view the additional sleep hours. Click here to view page 1 of the t-table.
Click here to view page 2 of the t-table.
a. Obtain and interpret a 90% confidence interval for the additional sleep that would be obtained on average for all
people using the sleep aid. (Note: x=2.42 hr and s=2.124 hr.)
The 90% confidence interval is from hour(s) to hour(s).
(Round to two decimal places as needed.)
Additional Sleep Hours
1.9
0.7
1.3
0.0
-0.2 5.7
4.5
1.7
4.9
+3
3.7
0
-
X
Transcribed Image Text:The accompanying data set gives the additional sleep in hours obtained by a sample of 10 patients using a certain sleep aid. Preliminary data analyses indicate that the t-interval procedure can reasonably be applied. Complete parts (a) and (b) below. Click here to view the additional sleep hours. Click here to view page 1 of the t-table. Click here to view page 2 of the t-table. a. Obtain and interpret a 90% confidence interval for the additional sleep that would be obtained on average for all people using the sleep aid. (Note: x=2.42 hr and s=2.124 hr.) The 90% confidence interval is from hour(s) to hour(s). (Round to two decimal places as needed.) Additional Sleep Hours 1.9 0.7 1.3 0.0 -0.2 5.7 4.5 1.7 4.9 +3 3.7 0 - X
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