guesswork

Refers to a judgment based on experience and some knowledge, not just random chance.

Refers to a conclusion with no factual basis, based entirely on speculation.

Used to describe something that cannot be known for certain and must be estimated.

To make something certain and reliable, removing the need to guess or speculate.

Indicates that a decision or calculation relies on speculation rather than facts.

To remove uncertainty and the need for speculation, making something more precise.

Means that a process or activity includes an element of uncertainty or estimation.