Let the statistic U2 be as defined by Eq. (11.3.32), and
Chapter 11, Problem 16(choose chapter or problem)
Let the statistic U2 be as defined by Eq. (11.3.32), and let be fixed positive constant. Show that for all observed values (xi, yi), for i = 1,...,n, the set of points ( 0 , 1 ) such that U2 < is the interior of an ellipse in the 0 1 - plane.
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