3. Consider a location model, 1 0 (C)-[B]()+(*) = where the iid variable u u2(0,02). Show...

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3. Consider a location model, 1 0 (C)-[B]()+(*) = where the iid variable u u2(0,02). Show that pooling the data and estimating 2 B = 32 reduces the variability of Bj. 3. Consider a location model, 1 0 (C)-[B]()+(*) = where the iid variable u u2(0,02). Show that pooling the data and estimating 2 B = 32 reduces the variability of Bj.