Examlex
Given that Z is a standard normal random variable, a negative value of Z indicates that the standard deviation of Z is negative.
Earwax
A substance secreted in the ear canal that protects and lubricates the ear.
HD
High Definition; a term commonly used to describe the resolution of visual content that has a higher resolution than standard definition.
Eardrum
The eardrum, also known as the tympanic membrane, is a thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.
ENT
Ear, Nose, and Throat; a branch of medicine concerned with the diagnosis and treatment of disorders of the head and neck.
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