In Exercises 6770, find the least squares regression parabola for the points . . . , by solving the following system of linear equations for and Then use the regression feature of a graphing utility to confirm the result. (If you are unfamiliar with summation notation, look at the discussion in Section 9.1 or in Appendix B at the website for this text at college.hmco.com.)

Journal of Military and Strategic Studies, Fall 2004, Vol. 7, Issue 1 REFORM OF THE SECURITY COUNCIL AND ITS IMPLICATIONS FOR GLOBAL PEACE AND SECURITY Maria Mikhailtchenko, Department of Political Studies, Queenâ€™s University In September 2003 the UN Secretary General, Kofi Annan called for the reform of the UN Security Council (UNSC) to make it more effective and...