You wish to test the hypothesis that holding in major sporting event affects how positively people view a city. Toronto is hosting the 2015 pan Am games. The year before Toronto was awarded the games there had been a survey of 1- travel experts who were asked to rate several cities. The scores range from 1-25 (higher scores are better). You select a sample from this group and ask them to rate Toronto again now that the games will be held there. The data from your sample is shown below. Is there evidence of a change in peoples opinions of Toronto after they were awarded the PanAm games? What do you conclude? a. Is this a study of experiment (justify your answers) b. What would you conclude? before after d d2 18 22 4 16 21 24 21 0 0 14 16 2 4 15 19 4 16 23 21 -2 19 27 21 2 4 4 16 19 3 9 15 16 1 1 = 141 155 14 54 EX2 = 2557 3041 54 642 S = 3.2043 2.326 2.0529 6.2963