EE 131A Homework #8 Solution Winter 2015K. Yao

1. The relative frequency fA(n) has mean 2/10 and variance (1/n)p(1 p) = 0.16/n .

P [|fZ(n) 0.2| < 0.02] = P [0.18 < fA(n) < 0.22]

= P

[0.18 0.20

0.16/n