Consider a one-way analysis of covariance model given by (a) Show that this model is a special case of the general mixed linear model in equation 18.25. (b) Give the “analysis of variance” type...

(a) Show that this model is a special case of the general mixed linear model in equation 18.25.

(b) Give the “analysis of variance” type estimators of µ, β, σ²
_α, and σ².

(c) Give test statistics for testing H₀: β = 0 and H₀: σ²
_α
= 0.