Examlex
In a table showing credit score ranges of customers by county and income group, two cells for a particular county were shown as missing, even though the raw data were available for these cells. The measurement unit of the table was count of customers of a particular retail outlet. What could be the reason for not showing counts for the two cells?
Pupil
The opening in the center of the iris of the eye, through which light enters and is regulated in size to control the amount of light that enters.
Optic Nerve
The nerve that transmits visual information from the retina to the brain.
Fovea
A small depression in the retina of the eye where visual acuity is highest, due to the concentration of cone cells.
Iris
The colored part of the eye surrounding the pupil, responsible for controlling the amount of light reaching the retina.
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