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D The National Highway Traffic Safety Administration reports the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Use Table 3 of Appendix B to find the p-value. The p-value is between 0.025 and 0.05 Using a 0.05 level of significance, what is your conclusion? Conclude Sunday Monday Tuesday 68 48 56 Sunday a. Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. What is the p-value? Compute the value of the x² test statistic (to 3 decimals). 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 week (to 1 decimal). Wednesday Thursday Monday Saturday Does this seem reasonable? Discuss. Wednesday Thursday Friday 56 67 Tuesday Percentage of traffic accidents, % What day has the highest percentage of traffic accidents? 47 Saturday Friday 78 Saturday Saturday has the highest number of accidents, followed by Sunday people go out and may be consuming alcohol, having distractions such as more people in their car, and speeding. This makes sense because these are times when

D The National Highway Traffic Safety Administration reports the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Use Table 3 of Appendix B to find the p-value. The p-value is between 0.025 and 0.05 Using a 0.05 level of significance, what is your conclusion? Conclude Sunday Monday Tuesday 68 48 56 Sunday a. Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. What is the p-value? Compute the value of the x² test statistic (to 3 decimals). 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 week (to 1 decimal). Wednesday Thursday Monday Saturday Does this seem reasonable? Discuss. Wednesday Thursday Friday 56 67 Tuesday Percentage of traffic accidents, % What day has the highest percentage of traffic accidents? 47 Saturday Friday 78 Saturday Saturday has the highest number of accidents, followed by Sunday people go out and may be consuming alcohol, having distractions such as more people in their car, and speeding. This makes sense because these are times when

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
Section10.5: Comparing Sets Of Data
Problem 3CYU
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● The National Highway Traffic Safety Administration reports the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Use Table 3 of Appendix B to find the p-value. The p-value is between 0.025 and 0.05 Using a 0.05 level of significance, what is your conclusion? Saturday ● a. Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. What is the p-value? Compute the value of the x² test statistic (to 3 decimals). O * Sunday Sunday 68 Conclude 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 week (to 1 decimal). * 20 Monday Monday 48 Does this seem reasonable? Discuss. * Percentage of traffic accidents, % What day has the highest percentage of traffic accidents? Tuesday Wednesday Thursday Friday 56 47 67 Tuesday Wednesday Thursday * 56 × Friday Saturday * 78 Saturday Saturday has the highest number of accidents, followed by Sunday people go out and may be consuming alcohol, having distractions such as more people in their car, and speeding. * This makes sense because these are times when
Transcribed Image Text:● The National Highway Traffic Safety Administration reports the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data. Use Table 3 of Appendix B to find the p-value. The p-value is between 0.025 and 0.05 Using a 0.05 level of significance, what is your conclusion? Saturday ● a. Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. What is the p-value? Compute the value of the x² test statistic (to 3 decimals). O * Sunday Sunday 68 Conclude 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 week (to 1 decimal). * 20 Monday Monday 48 Does this seem reasonable? Discuss. * Percentage of traffic accidents, % What day has the highest percentage of traffic accidents? Tuesday Wednesday Thursday Friday 56 47 67 Tuesday Wednesday Thursday * 56 × Friday Saturday * 78 Saturday Saturday has the highest number of accidents, followed by Sunday people go out and may be consuming alcohol, having distractions such as more people in their car, and speeding. * This makes sense because these are times when
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