Hideki has had difficulty sleeping. His doctor wishes to examine electrical activity of his brain during different times of the night to help determine the cause of Hideki's sleep problems. The doctor will most likely perform a(n).

Electroencephalography ( EEG )

Explanation:

Electroencephalography -

It is one of the method which helps to detect any electrical activity in the brain , by using some metal discs attached to the scap of the person , is referred to as Electroencephalography .

This method can be used during the sleep time of the person , as the brain cells are always active and generates electrical impulse.

The method is used to detect -

Hence , from the given scenario of the question ,

The correct answer is Electroencephalography .

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