Find $P ( x \leq 3 )$ given the probability distribution. $$\begin{array} { l l l l l l l }
x & 0 & 1 & 2 & 3 & 4 & 5 \
P ( x ) & 0.045 & 0.181 & 0.248 & 0.328 & 0.154 & 0.044
\end{array}$$
A)0.328
B)0.474
C)0.526
D)0.802
E)0.198

Question

Find $P ( x \leq 3 )$ given the probability distribution. $$\begin{array} { l l l l l l l } 
x & 0 & 1 & 2 & 3 & 4 & 5 \
P ( x ) & 0.045 & 0.181 & 0.248 & 0.328 & 0.154 & 0.044
\end{array}$$
A)0.328
B)0.474
C)0.526
D)0.802
E)0.198

Quizplus · Accepted Answer

To find $P(x \leq 3)$, we add the probabilities for $x = 0, 1, 2,$ and $3$: $0.045 + 0.181 + 0.248 + 0.328 = 0.802$.