Investment X has a 25% chance of producing a 20% return, a 50% chance of producing a 15% return, and a 25% chance of producing a return of -5%. What is X's expected return?

Investment X has a 25% chance of producing a 20% return, a 50% chance of producing a 15% return, and a 25% chance of producing a return of -5%. What's Investment X's standard deviation?

Cheng Inc. is considering a capital budgeting project that has an expected return of 24% and a standard deviation of 30%. What is the project's coefficient of variation? Do not round your intermediate calculations. Round the final answer to 2 decimal places.