The management of RC is considering which project to select.

- PROJECT S:

Outcome (Profit)	Estimated Probability
N$ 150 000	0.30
N$ 200 000	0.30
N$ 250 000	0.40

- PROJECT T:

Outcome (Profit)	Estimated Probability
(N$ 400 000)	0.20
N$ 300 000	0.60
N$ 400 000	0.10
N$ 800 000	0.10

Required:

Calculate the expected value (EV), standard deviation and coefficient of variation. (Show how all calculations should be done. Also, show how decisions are made for each calculated variable.)