1. ## Skewness

Hi i need help with these two questions i have wrote what i know for b(Not sure if you need it though!!!)

Thanks for your help and time.

Hi i need help with these two questions i have wrote what i know for b(Not sure if you need it though!!!)

Thanks for your help and time.
Do i actually need that formula to do b?

Do i actually need that formula to do b?
Yes. And then get the expected values using the characteristic function. (By the way, your question does not define W).