Question: Continuing the previous exercise, show that if E e4 t 1then n1/2 Xn t1 e2 t 2t ! d N
Continuing the previous exercise, show that if E
£
e4 t
¤
Ç1then n¡1/2 Xn tÆ1
¡
e2 t ¡¾2t
¢
¡!
d N
¡
0, v2¢
.
Express v2 in terms of themoments of et .
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