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Estimate the Profit By Least Square Method

With the help of least square method, you can estimate the profit of 2020. We will use following equations

first equation

Y = a+bX

second equation

 ΣY = Na  + b  ΣX

third equation

 ΣXY = a ΣX + b ΣX^2

with second and third equation, we can calculate a and b value and then we can find 2020 profit value by putting a and b value in it. in first equation

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