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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.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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.
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.
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