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: 9 6 10 10 3 5   Friday the​ 13th: 13 12 13 9 5 12   What are the hypotheses for this​ test?   Let μd be the ____mean of the

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
icon
Related questions
Question
100%
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:
9
6
10
10
3
5
 
Friday the​ 13th:
13
12
13
9
5 12  
What are the hypotheses for this​ test?
 
Let μd be the ____mean of the differences or difference between the means___ in the numbers of hospital admissions resulting from motor vehicle crashes for the population of all pairs of data.
H0​:
H1​:

Part 2
Find the value of the test statistic.
 
t= 
​(Round to three decimal places as​ needed.)
Part 3
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=enter your response here.
 
or
 
B. The critical values are t=±enter your response here.
Part 4
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 appear to be affected.
 
C.
There is sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions appear to be affected.
 
D.
There is not sufficient evidence to warrant rejection of the claim of no effect. Hospital admissions do not appear to be affected.
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
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax