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rural county. A sample of 471 ambulance calls over the past two years showed the county and the day of the week for each emergency call. Data are as follows. County Urban Rural 7 Day of Week Sun Mon 61 48 50 9 Tues 16 Wed 55 13 Thu Fri Sat 63 73 43 9 14 10 Test for independence of the county and the day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho: The county with the emergency call is not independent of the day of week. H: The county with the emergency call is independent of the day of week. OH: The county with the emergency call is independent of the day of week. H: The county with the emergency call is not independent of the day of week. OH: The proportion of emergency calls made is the same for the two counties on at least one day of the week. H: The proportion of emergency calls made is different for the two counties on every day of the week. Ho: The proportion of emergency calls made is the same for the two counties on at least four days of the week. H: The proportion of emergency calls made is the same for the two counties on less than four days of the week. 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 conclusion. O Reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week Reject Ho. We conclude that the county with the emergency call varies depending upon the day of the week. Do not reject Ho. We conclude that the county with the emergency call varies depending upon the day of the week..

rural county. A sample of 471 ambulance calls over the past two years showed the county and the day of the week for each emergency call. Data are as follows. County Urban Rural 7 Day of Week Sun Mon 61 48 50 9 Tues 16 Wed 55 13 Thu Fri Sat 63 73 43 9 14 10 Test for independence of the county and the day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho: The county with the emergency call is not independent of the day of week. H: The county with the emergency call is independent of the day of week. OH: The county with the emergency call is independent of the day of week. H: The county with the emergency call is not independent of the day of week. OH: The proportion of emergency calls made is the same for the two counties on at least one day of the week. H: The proportion of emergency calls made is different for the two counties on every day of the week. Ho: The proportion of emergency calls made is the same for the two counties on at least four days of the week. H: The proportion of emergency calls made is the same for the two counties on less than four days of the week. 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 conclusion. O Reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week Reject Ho. We conclude that the county with the emergency call varies depending upon the day of the week. Do not reject Ho. We conclude that the county with the emergency call varies depending upon the day of the week..

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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An ambulance service responds to emergency calls for two counties in Virginia. One county is an urban county and the other is a rural county. A sample of 471 ambulance calls over the past two years showed the county and the day of the week for each emergency call. Data are as follows. County Urban Rural Sun Mon 61 48 7 9 Day of Week Tues 50 16 Wed 55 13 Thu Fri Sat 63 73 43 9 14 10 Test for independence of the county and the day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho: The county with the emergency call is not independent of the day of week. H: The county with the emergency call is independent of the day of week. Ho: The county with the emergency call is independent of the day of week. H₂: The county with the emergency call is not independent of the day of week. O Ho: The proportion of emergency calls made is the same for the two counties on at least one day of the week. H: The proportion of emergency calls made is different for the two counties on every day of the week. Ho: The proportion of emergency calls made is the same for the two counties on at least four days of the week. H: The proportion of emergency calls made is the same for the two counties on less than four days of the week. 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 conclusion. Reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Reject H. We conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We conclude that the county with the emergency call varies depending upon the day of the week.
Transcribed Image Text:An ambulance service responds to emergency calls for two counties in Virginia. One county is an urban county and the other is a rural county. A sample of 471 ambulance calls over the past two years showed the county and the day of the week for each emergency call. Data are as follows. County Urban Rural Sun Mon 61 48 7 9 Day of Week Tues 50 16 Wed 55 13 Thu Fri Sat 63 73 43 9 14 10 Test for independence of the county and the day of the week. Use a 0.05 level of significance. State the null and alternative hypotheses. O Ho: The county with the emergency call is not independent of the day of week. H: The county with the emergency call is independent of the day of week. Ho: The county with the emergency call is independent of the day of week. H₂: The county with the emergency call is not independent of the day of week. O Ho: The proportion of emergency calls made is the same for the two counties on at least one day of the week. H: The proportion of emergency calls made is different for the two counties on every day of the week. Ho: The proportion of emergency calls made is the same for the two counties on at least four days of the week. H: The proportion of emergency calls made is the same for the two counties on less than four days of the week. 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 conclusion. Reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We cannot conclude that the county with the emergency call varies depending upon the day of the week. Reject H. We conclude that the county with the emergency call varies depending upon the day of the week. Do not reject H. We conclude that the county with the emergency call varies depending upon the day of the week.
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