Homepage x O Homepage X Homework X Yuzu: Usin X b discrete v A "In the Bec xA Tann...

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Extracted text: Homepage x O Homepage X Homework X Yuzu: Usin X b discrete v A "In the Bec xA Tann du-my.sharepoint.com/w:/r/personal/sjablon2_depaul_edu/_layouts/15/Doc.aspx?sourcedoc=%7B01f23c70-c940-40a0-b17a-2b25ceef5509%7D& PSY 240 V X plonski - Saved O Search (Alt + Q) nces Review View Help O Editing v A^ A В I ev Av A U Ev E E E EV ... Ov 60 45 55 30 50 15 Speed of Highway Drivers 60 50 ullu 40 30 10 50 55 60 65 70 75 80 85 Speed (in mph) a. What kind of graph above was used to display the frequency information? b. Should this kind of graph be used to display this particular freguency information? Why or why not? c. Describe the shape of the distribution (be specific). The distribution is unimodal d. Calculate the mean, median, and mode (Hint: Look carefully at the frequency table and graph). e. What would be the value of the mean if we added a constant of 4 to each x listed in the table? f. Theoretically, if there were no drivers that drove 80 or 85 mph, would the value of the mean stay the same, get smaller, or get larger? Why? Smaller ons: On Numberof Drivers