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Please help me help help me please help help me out

Please help me help help me please help help me out-example-1
User Ali Azam
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1 Answer

30 votes
30 votes

The cubic regression formula is :Y=a+bx+cx^2+dx^3,

Given the following points (-2;-28) (0;-4) (4;168)(-5;-174)

a =-4

b=-1

c=3

d=2

• By plotting the values : Y = -4 +(-1)x + 3x^2 +2x^3

y =2x^3+ 3x^2 - x - 4

User Hayden Linder
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