When forming a guess, you are forming a hypothesis and is a type of scientific methods which are used in science.
This is referred to as the proposed explanation for a particular phenomenon and is classified under scientific method which are used by scientists. It usually comes after observation by an individual and the plural is referred to as hypotheses.
Examples of scientific methods include the following:
Hypothesis is an educated guess about something and undergoes various types pf scrutiny so as to ascertain its authenticity. Different scientists replicate and test it and if proven true it is referred to as a theory and if not, it is usually discarded or modified to fit the exact finding.
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