Bootstrap comes in handy when there is no analytical form or normal theory to help estimate the distribution of the statistics of interest, since bootstrap method can apply to most random quantities, e.g., the ratio of variance and mean.
Everyone has the right to change their name. Typically, you may legally change your name to whatever name you'd like. There are some exceptions, though: You can't change your name just to escape debt liability or to hide from criminal liability.
It will cost somewhere between $100 to $325 to change your name. It  varies between the counties and states so you will have to visit  your local government offices.