For a study on the future prospects of minor-league baseball franchises, we are creating a Sampling Frame of the different franchises still active, both MLB affiliates and independent teams. Our Frame has 300 separate entries, and our study will involve interviews with 25 different General Managers about their organizations.

a) If we want to create Sample by Simple Random Sampling, how should we do it?

b) If we decide to use Systematic Random Sampling, what are the necessary steps?