Refer to Exercise 13.17 and consider Yi Yi for i = i . a Show that E(Yi Yi) = i i = i i
Chapter 13, Problem 13.18(choose chapter or problem)
Refer to Exercise 13.17 and consider Yi Yi for i = i . a Show that E(Yi Yi) = i i = i i . This result implies that Yi Yi is an unbiased estimator of the difference in the effects of treatments i and i . b Derive V(Yi Yi).
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer