Question: 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 ,

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

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