Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected. Friday the 6th: Friday the 13th: 9 13 5 11 10 13 10 9 4 6 4 10 mean of the differences, =, /= Find the value of the test statistic. (Round to three decimal places as needed.) Identify the critical value(s). Select the correct choice below and fill the answer box within your choice. (Round to three decimal places as needed.) a. The critical value is t=__. b. The critical values are t=±__. State the result of the test. Choose the correct answer below. A. There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected. B. There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected. C. There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions appear to be affected. D. There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions appear to be affected.
Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected. Friday the 6th: Friday the 13th: 9 13 5 11 10 13 10 9 4 6 4 10 mean of the differences, =, /= Find the value of the test statistic. (Round to three decimal places as needed.) Identify the critical value(s). Select the correct choice below and fill the answer box within your choice. (Round to three decimal places as needed.) a. The critical value is t=__. b. The critical values are t=±__. State the result of the test. Choose the correct answer below. A. There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected. B. There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected. C. There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions appear to be affected. D. There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions appear to be affected.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Topic Video
Question
Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected.
Friday the 6th: Friday the 13th:
9 13
5 11
10 13
10 9
4 6
4 10
mean of the differences, =, /=
Find the value of the test statistic.
(Round to three decimal places as needed.)
Identify the critical value(s). Select the correct choice below and fill the answer box within your choice.
(Round to three decimal places as needed.)
a. The critical value is t=__.
b. The critical values are t=±__.
State the result of the test. Choose the correct answer below.
A. There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected.
B. There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
Knowledge Booster
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.Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman