Ambulance Calls by Day of Week. 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.

Day of Week

County Sun Mon Tue wed Thurs Fri sat

Urban 61 48 50 55 63 73 43

Rural 7 9 16 13 9 14 10

Test for independence of the county and the day of the week. Using a .05 level of significance, what is the p-value and what is your conclusion?