Volunteer Swim time with placebo (mins, 1km) Swim time with coffee (mins, 1km) Volunteer Swim time with placebo (mins, 1km) Swim time with coffee (mins, 1km) 1 2 26.5 22.6 3 11 12 24.4 24.9 22.1 23.2 13 4 24.9 23.5 14 5 6 25.3 21.3 26.4 15 7 24.7 20.9 23.3 16 17 22.4 22.3 21.2 24.4 22.7 20.7 27.2 8 9 22.7 18 24.8 23.8 23.4 25.3 21.9 19 10 22.4 22.1 20 22.7 20.7 20.6 21.2 23.3 19.5 19.5 26.5 22.4 22.0 21.5

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

Given the information provided, need help calculating a 95% confidence interval for the mean improvement in speed due to taking the caffeine pill. Thank you :)

Volunteer
Swim time with
placebo (mins,
1km)
Swim time with
coffee (mins,
1km)
Volunteer
Swim time
with placebo
(mins, 1km)
Swim time
with coffee
(mins, 1km)
1
2
26.5 22.6 24.4
3
11 12
20.7 20.6
4 5
13
24.9
24.9 22.1 23.2 23.5 24.7 20.9
14
6
25.3 21.3
21.2 23.3
15
16
7
26.4
22.4 22.3 21.2 24.4 22.7 20.7 27.2
17
8
19.5 19.5 26.5
23.3 23.4 25.3 21.9
9
22.7 24.8 22.1
18
10
19
23.8 22.4
20
22.7
22.4 22.0 21.5
Transcribed Image Text:Volunteer Swim time with placebo (mins, 1km) Swim time with coffee (mins, 1km) Volunteer Swim time with placebo (mins, 1km) Swim time with coffee (mins, 1km) 1 2 26.5 22.6 24.4 3 11 12 20.7 20.6 4 5 13 24.9 24.9 22.1 23.2 23.5 24.7 20.9 14 6 25.3 21.3 21.2 23.3 15 16 7 26.4 22.4 22.3 21.2 24.4 22.7 20.7 27.2 17 8 19.5 19.5 26.5 23.3 23.4 25.3 21.9 9 22.7 24.8 22.1 18 10 19 23.8 22.4 20 22.7 22.4 22.0 21.5
Expert Solution
steps

Step by step

Solved in 2 steps with 9 images

Blurred answer
Similar questions
  • SEE MORE 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