The article “Vehicle-Arrival Characteristics at Urban Uncontrolled Intersections” (V. Rengaraju and V. Rao, Journal of Transportation Engineering, 1995:317-323) presents data on traffic characteristics at 10 intersections in Madras, India. The following table provides data on road width in m (x1), traffic volume in vehicles per lane per hour (x2), and median speed in km/h (x3).

a. Fit the model Find the P-values for testing that the coefficients are equal to 0.

b. Fit the model . Find the P-values for testing that the coefficients are equal to 0.

c. Fit the model Find the P-values for testing that the coefficients are equal to 0.

d. Which of the models (a) through (c) do you think is best? Why?

Rachel Booth 909449011 Eager, Keen, Genuine, and Ready Mississippi State is eager. When I walked on Mississippi State’s campus the faculty and students introduced me to their quiet, steady, formidable drive to be more, expand further, lift each other higher, present and earn more opportunities. While pleased with State’s success, the community wanted more – more recognition, more awards, more skill, more, better, stronger, fiercer, more. I am keen. I relish the idea of sitting beside potential Rhodes Scholars, Truman Scholars, and I know that MSU is going to invest its time, resources, and creativity into me that I may be able to compete for those things as well. They will try to get me into a semest