The National Highway Traffic Safety Administration reported the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Sunday Monday Tuesday Wednesday Thursday Friday Saturday 66 50 52 47 56 69 80 (a) Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho Psun = Pon - Prun Pied Prhu = Pen Pest= H: Not all proportions are equal. = Ho Psun Pmon Prue Pwed Pinu Pin Psat" H: All proportions are equal. H: Not all proportions are equal. = H₁: Pun D Prue Pwea D. Pinu - Desk Peat == OH Not all proportions are equal. H₁ Psun Phon *Prue Pwet Phu Peri Psat 1 Find the value of the test statistic. (Round your answer to three decimal places) Find the p-value. (Round your answer to four decimal places.) p-value= State your condusion. Do not reject H. We conclude that the proportion of traffic accidents is the same for each day of the week. Do not reject H. We conclude that the proportion of traffic accidents is not the same for each day of the week O Reject H. We condude that the proportion of traffic accidents is the same for each day of the week. Reject H. We condude that the proportion of traffic accidents is not the same for each day of the week. (b) Compute the percentage of traffic accidents occurring on each day of the weak. (Round your answers to two decimal places.) Sunday % % Monday Tuesday Wednesday Thursday Friday Saturday 9b % What day hes the highest percentage of traffic accidents? O Sunday Monday Tuesday O Wednesday O Thursday O Friday O Saturday Does this seem reasonable? Discuss.
The National Highway Traffic Safety Administration reported the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Sunday Monday Tuesday Wednesday Thursday Friday Saturday 66 50 52 47 56 69 80 (a) Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho Psun = Pon - Prun Pied Prhu = Pen Pest= H: Not all proportions are equal. = Ho Psun Pmon Prue Pwed Pinu Pin Psat" H: All proportions are equal. H: Not all proportions are equal. = H₁: Pun D Prue Pwea D. Pinu - Desk Peat == OH Not all proportions are equal. H₁ Psun Phon *Prue Pwet Phu Peri Psat 1 Find the value of the test statistic. (Round your answer to three decimal places) Find the p-value. (Round your answer to four decimal places.) p-value= State your condusion. Do not reject H. We conclude that the proportion of traffic accidents is the same for each day of the week. Do not reject H. We conclude that the proportion of traffic accidents is not the same for each day of the week O Reject H. We condude that the proportion of traffic accidents is the same for each day of the week. Reject H. We condude that the proportion of traffic accidents is not the same for each day of the week. (b) Compute the percentage of traffic accidents occurring on each day of the weak. (Round your answers to two decimal places.) Sunday % % Monday Tuesday Wednesday Thursday Friday Saturday 9b % What day hes the highest percentage of traffic accidents? O Sunday Monday Tuesday O Wednesday O Thursday O Friday O Saturday Does this seem reasonable? Discuss.
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
Question
100%
Transcribed Image Text:The National Highway Traffic Safety Administration reported the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data.
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
66
50
52
47
56
69
80
(a) Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. Use a 0.05 level of significance.
State the null and alternative hypotheses.
O Ho Psun = Pon - Prun Pied Prhu = Pen Pest=
H: Not all proportions are equal.
=
Ho Psun Pmon Prue Pwed Pinu Pin Psat"
H: All proportions are equal.
H: Not all proportions are equal.
=
H₁: Pun
D
Prue Pwea D.
Pinu - Desk
Peat
==
OH Not all proportions are equal.
H₁ Psun Phon *Prue Pwet Phu Peri Psat
1
Find the value of the test statistic. (Round your answer to three decimal places)
Find the p-value. (Round your answer to four decimal places.)
p-value=
State your condusion.
Do not reject H. We conclude that the proportion of traffic accidents is the same for each day of the week.
Do not reject H. We conclude that the proportion of traffic accidents is not the same for each day of the week
O Reject H. We condude that the proportion of traffic accidents is the same for each day of the week.
Reject H. We condude that the proportion of traffic accidents is not the same for each day of the week.
(b) Compute the percentage of traffic accidents occurring on each day of the weak. (Round your answers to two decimal places.)
Sunday
%
%
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
9b
%
What day hes the highest percentage of traffic accidents?
O Sunday
Monday
Tuesday
O Wednesday
O Thursday
O Friday
O Saturday
Does this seem reasonable? Discuss.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps
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