The table shows the world population (in billions) for six different years. (Source: U.S. Census Bureau). Let x = 5 represent the year 1985. Find the least squares regression quadratic polynomial y = c0 + c1x + c2x2 for the data and use the model to estimate the population for the year 2020. Year198519901995200020052010Роpulation, y4.95.35.76.16.56.9

Given Information: The value of x for 1985 is 5. The least square regression quadratic polynomial…

Answered: Year 1985 1990 1995 2000 2005 2010…

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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The table shows the world population (in billions) for six different years. (Source: U.S. Census Bureau). Let x = 5 represent the year 1985. Find the least squares regression quadratic polynomial y = c₀ + c₁x + c₂x² for the data and use the model to estimate the population for the year 2020.

Year
1985
1990
1995
2000
2005
2010
Роpulation, y
4.9
5.3
5.7
6.1
6.5
6.9

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