If we are unable to set reasonable and we base makhi need to learn basic knowledge or additional related thritti. In order to do so we can set the hypothesis and hypothesis can be tested properly.
If we can not set a good base for Kim. We just need to learn the basics or more related theories. In order to enable us to test hypotheses clearly and accurately.
If we can't set the musc ki good base. We need to study the basic knowledge or theory that more relevant. In order to make assumptions we can clearly and can test the hypothesis is correct.