Question: During the years 20052009, the world record for the 100-meter dash was repeatedly broken as never before. The years and corresponding record times are in

During the years 2005€“2009, the world record for the 100-meter dash was repeatedly broken as never before. The years and corresponding record times are in data file XR17008 and shown in the table. Using x = 1 through 5 to represent years 2005€“2009, fit a secondorder polynomial model to the data and estimate the world record time for the 100-meter dash in 2014.

World Record (seconds) 9.77 9.77 9.74 9.69 9.58 x = Year code Year 2005 2006 2007 2008 2009 2 4

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