Question: For the model E(Y) = 0 + 1 X + 2 X 2 and data for the first 3 observations: (x i

For the model E(Y) = β₀ + β₁X + β₂X² and data for the first 3 observations: (x_i,y_i) = (1,11), (2,23), (3,48), provide the first 3 rows of the X-matrix associated with the reduced model for testing:

a. H0: β₁= β₂, β₀=2

b. H0: β₁ + β₂ = 0

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