Q77Single correct3 Marks10 Jul 2022

Let $X_1,X_2,\ldots,X_{30}$ be i.i.d. Poisson$(2)$, and let $Y=\sum_{i=1}^{30}X_i$. Using the Central Limit Theorem, find the value of $P(Y>20)$.

A

$1-F_Z(-5)$

B

$1-F_Z(5)$

C

$F_Z(-0.5)$

D

$1-F_Z(0.5)$