Why must you repeat steps three and four in the scientific method?

Question

1. to ensure that there are no discrepancies between theory and experiment and/or observation
2. because these steps are very difficult and are often done incorrectl
3. because you must repeat them a certain number of times before you can move on
4. because the initial observation is most often incorrect

Answer 1

1. to ensure that there are no discrepancies between theory and experiment and/or observation