Mathematics
Mathematics, 29.01.2020 04:44, genaroaG6119

Use the following equations to find the least square regression quadratic for the given points. use the regression capabilities of a graphing utility to verify your results.
a \overset{n}{\underset{i=1}{\sum}} x_i^4 + b \overset{n}{\underset{i=1}{\sum}} x_i^3 + c \overset{n}{\underset{i=1}{\sum}} x_i^2 = \overset{n}{\underset{i=1}{\sum}} x_i^2y_i\\a \overset{n}{\underset{i=1}{\sum}} x_i^3 + b \overset{n}{\underset{i=1}{\sum}} x_i^2 + c \overset{n}{\underset{i=1}{\sum}} x_i = \overset{n}{\underset{i=1}{\sum}} x_iy_i\\a \overset{n}{\underset{i=1}{\sum}} x_i^2 + b \overset{n}{\underset{i=1}{\sum}} x_i + cn = \overset{n}{\underset{i=1}{\sum}} y_i(-2,0), (-1,0), (0,1), (1,3), (2,5)y =

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