What are some sources of possible error in the replicated study when making comparisons to the original study?

What is the primary difference between jefferson’s and madison’s beliefs about the bill of rights? jefferson believed that a bill of rights was unnecessary, while madison believed that it was necessary. madison believed that it was important to have a bill of rights to protect against the majority. jefferson believed that that the federal system would protect rights without a bill of rights. madison disagreed with jefferson’s belief that a bill of rights would protect citizens.