Question

Conclusions made on the basis of unstated or stated evidence are called

Answer 1

Conclusions made on the basis of unstated or stated evidence are called "inference".

Inference is mainly using observation as well as background in order to reach a logical conclusion.

We practice inference during our everyday lives. 
Example:
When you enter your office and find everything clean and in place. You conclude that the housekeeping has cleaned the room.  
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Answer 2

These are called inferences.