What is an independent regulatory agency?

Independent regulatory agencies are federal agencies created by an act of Congress that are independent of the executive departments. Though they are considered part of the executive branch, these agencies are meant to impose and enforce regulations free of political influence.For example CIA, NASA

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.