Question: In complete contrast to the null model is the saturated model, E(yi) = ????i, i = 1,, n, which has a separate parameter for each

In complete contrast to the null model is the saturated model, E(yi) = ????i, i = 1,…, n, which has a separate parameter for each observation. For this model:

a. Specify X, the model space C(X), and its orthogonal complement, and find PX and (I − PX).

b. Find ????̂ and ????̂ in terms of y. Find s, and explain why this model is not sensible for practice.

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