Consider the following cumulative probability distribution. 1 2 3
4
0.09 0.31 0.48 0.65 0.84
5
1
a. Calculate A{Xs 4). (Round your answer to 2 decimal places.)
POX s 4)
P
b. Calculate P{X= 3). (Round your answer to 2 decimal places.)
P(X = 3)
#
+
E
10
19
34
M
c. Calculate P(2 s X s 4). (Round your answer to 2 decimal places.)
P(2 5 X 84)