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The British Department of Transportation studied to see if people avoid driving on Friday the 13th....

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The British Department of Transportation studied to see ifpeople avoid driving on Friday the 13th. They did a traffic counton a Friday and then again on a Friday the 13th at the same twolocations (\"Friday the 13th,\" 2013). The data for each location onthe two different dates is in table #9.2.6. Estimate the meandifference in traffic count between the 6th and the 13th using a90% level. Table #9.2.6: Traffic Count Dates 6th 13th 1990, July139246 138548 1990, July 134012 132908 1991, September 137055136018 1991, September 133732 131843 1991, December 123552 1216411991, December 121139 118723 1992, March 128293 125532 1992, March124631 120249 1992, November 124609 122770 1992, November 117584117263

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The estimate of the difference in means for 90 ConfidenceInterval    See Answer
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