Reaction times were measured on five volunteers before and after taking a night time cold medicine. Test the hypothesis of no change in reaction time versus the alternative that reaction time changed after taking the cold medicine. Use a 5% level of significance.

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
icon
Concept explainers
Topic Video
Question

Help

Reaction times were measured on five volunteers before and after taking
a night time cold medicine. Test the hypothesis of no change in reaction
time versus the alternative that reaction time changed after taking the
cold medicine. Use a 5% level of significance.
Before
After
difference, d
d'd
15
22
7
49
13-
15
4
11
12
1.
1
12
17
25
11
12
1
1
SUM:
16
80
Based on the data from the table above, calculate the T calculated and
the T critical values?
O t calculated = 2.67; t critical -2.776
O t calculated = 2.67; t critical = 3.182
O t calculated = 4.68; t critical -2.776
O t calculated = 4.86; t critical 3.182
5.
Transcribed Image Text:Reaction times were measured on five volunteers before and after taking a night time cold medicine. Test the hypothesis of no change in reaction time versus the alternative that reaction time changed after taking the cold medicine. Use a 5% level of significance. Before After difference, d d'd 15 22 7 49 13- 15 4 11 12 1. 1 12 17 25 11 12 1 1 SUM: 16 80 Based on the data from the table above, calculate the T calculated and the T critical values? O t calculated = 2.67; t critical -2.776 O t calculated = 2.67; t critical = 3.182 O t calculated = 4.68; t critical -2.776 O t calculated = 4.86; t critical 3.182 5.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Application of Algebra
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
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