Question

what is a machine and how it's work
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Answer 1

Answer:

Supervised machine learning builds a model that makes predictions based on evidence in the presence of uncertainty. A supervised learning algorithm takes a known set of input data and known responses to the data (output) and trains a model to generate reasonable predictions for the response to new data.

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Answer 2

Answer:

A machine is an apparatus using mechanical power and having several parts.

Explanation:

Machine operators also known as,machinists or tool and die makers work with heavy machinery from setup to operation.Machine operators may work on many different machines,or specialize on one complex machine.They are builders,fabricators, mechanics ,craftmen and quality assurance all wrapped into one .