SOLUTION: Fidelity records the number of X-Trails sold each day. This data is used in calculating the following probability distribution of daily sales: x P(x)

Algebra ->  Probability-and-statistics -> SOLUTION: Fidelity records the number of X-Trails sold each day. This data is used in calculating the following probability distribution of daily sales: x P(x)       Log On


   

Question 1164050: Fidelity records the number of X-Trails sold each day. This data is used in calculating the following probability distribution of daily sales:
x P(x)
0 0.1
1 0.1
2 0.2
3 0.2
4 0.3
5 0.1
a) Find the cumulative distribution function (cdf).
b)Find the probability that the number sold tomorrow will be between 2 and four (both inclusive)
Please help, thanks much
Answer by ikleyn(52884) About Me  (Show Source):
You can put this solution on YOUR website!
.

duplicate / triplicate.

was just solved and answered (several times).