The following table shows, for a certain town, the number N of real estate units sold as a function of t where t means the number of years after 2003. t=years after 2003 1 2 3 4 7 N=number of real estate 732 820 896 801 713 563 590 599 units sold Use regression to find a cubic model for the data. (Keep 3 decimal places for your regression parameters.) Choose one: a. Answer: A. N =7.106t³ – 81.876t2 + 208.536t + 720.803 N = 8.106t³ -82.876t² + 208.539t + 789.278 C. N=9.206t³ – 75.7416t² + 208.532t + 871.899 В. b. Use the model to estimate the number of units sold in the year 2013. (Hint: 2013 is 10 years after 2003. Round your answer to the nearest whole number.) Answer: units

The following table shows, for a certain town, the number N of real estate units sold as a function of t where t means the number of years after 2003. t=years after 2003 1 2 3 4 7 N=number of real estate 732 820 896 801 713 563 590 599 units sold Use regression to find a cubic model for the data. (Keep 3 decimal places for your regression parameters.) Choose one: a. Answer: A. N =7.106t³ – 81.876t2 + 208.536t + 720.803 N = 8.106t³ -82.876t² + 208.539t + 789.278 C. N=9.206t³ – 75.7416t² + 208.532t + 871.899 В. b. Use the model to estimate the number of units sold in the year 2013. (Hint: 2013 is 10 years after 2003. Round your answer to the nearest whole number.) Answer: units

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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