what will be the expected return and risk (standard deviation) of a project with the following data:

what will be the expected return and risk (standard deviation) of a project with the following data:Probability of great success= 30% with a rate of return = +25%Probability of partial success= 30% with a rate of return = +5%Probability of failure=40% with a rate of return = - 10%(Notice how sum of all probabilities add up to 100%)If you were the decision maker, would you approve this project and eplain your reasoning